{"id":29298,"date":"2025-07-17T15:56:57","date_gmt":"2025-07-17T08:56:57","guid":{"rendered":"https:\/\/hitek.com.vn\/du-an\/digital-signage\/"},"modified":"2025-07-17T16:01:42","modified_gmt":"2025-07-17T09:01:42","slug":"digital-signage","status":"publish","type":"du-an","link":"https:\/\/hitek.com.vn\/en\/case-studies\/digital-signage\/","title":{"rendered":"Digital Signage"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"29298\" class=\"elementor elementor-29298 elementor-29237\" data-elementor-post-type=\"du-an\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-746ebd89 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"746ebd89\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-79602b30\" data-id=\"79602b30\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5b9dd39f elementor-widget elementor-widget-heading\" data-id=\"5b9dd39f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Set-top box app and user web development<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-263d1c06 box-webapp-title-page  elementor-widget elementor-widget-heading\" data-id=\"263d1c06\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Digital Signage<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e858726 elementor-widget elementor-widget-text-editor\" data-id=\"2e858726\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span data-sheets-root=\"1\">This project is an Android-based digital signage system designed to allow anyone to easily manage and display content. It supports a subscription feature, enabling users to create playlists via a web interface and play them on a display through the set-top box app.<br \/>\nIt offers an intuitive UI\/UX and supports both single mode and panorama mode based on space and usage purposes:<br \/>\n&#8211; Single Mode: Plays one piece of content per screen<br \/>\n&#8211; Panorama Mode: Connects multiple screens into one seamless visual, delivering an immersive wide-screen experience<br \/>\nThe system supports various media types including images and event videos, making it suitable for marketing purposes such as brand campaigns and new product launches. It can also function as a visual interior element by displaying atmospheric content in galleries, hotels, caf\u00e9s, lobbies, and other spaces.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ab44d9a elementor-icon-list--layout-inline elementor-align-center css_web elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"3ab44d9a\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Development<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Website<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">CMS<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-63040d74\" data-id=\"63040d74\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7041c4be elementor-widget elementor-widget-image\" data-id=\"7041c4be\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"736\" height=\"736\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Hinh-1-Digital-Signage-1.avif\" class=\"attachment-full size-full wp-image-29251\" alt=\"\" srcset=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Hinh-1-Digital-Signage-1.avif 736w, https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Hinh-1-Digital-Signage-1-300x300.avif 300w, https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Hinh-1-Digital-Signage-1-150x150.avif 150w\" sizes=\"(max-width: 736px) 100vw, 736px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42181752 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"42181752\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4e0401a0\" data-id=\"4e0401a0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2ad403cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2ad403cf\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-487e8778\" data-id=\"487e8778\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4cd2c28f elementor-widget elementor-widget-ucaddon_image_card_carousel\" data-id=\"4cd2c28f\" data-element_type=\"widget\" data-widget_type=\"ucaddon_image_card_carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n<!-- start Image Card Carousel -->\n\t\t<link id='font-awesome-css' href='https:\/\/hitek.com.vn\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/font-awesome6\/fontawesome-all.min.css' type='text\/css' rel='stylesheet' >\n\t\t<link id='font-awesome-4-shim-css' href='https:\/\/hitek.com.vn\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/font-awesome6\/fontawesome-v4-shims.min.css' type='text\/css' rel='stylesheet' >\n\t\t<link id='owl-carousel-css' href='https:\/\/hitek.com.vn\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/owl-carousel-new\/assets\/owl.carousel.css' type='text\/css' rel='stylesheet' >\n\n<style>\/* widget: Image Card Carousel *\/\n\n#uc_image_card_carousel_elementor_4cd2c28f{\n  min-height:1px;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .owl-dots {\noverflow:hidden;\ndisplay:block !important;\ntext-align:center;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .owl-dot {\nborder-radius:50%;\ndisplay:inline-block;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .owl-nav .owl-prev{\n    position:absolute;\n    display:inline-block;\n    text-align:center;\n}\n#uc_image_card_carousel_elementor_4cd2c28f .owl-nav .owl-next{\n  position:absolute;\n  display:inline-block;\n  text-align:center;\n}\n\n\n\n\n.uc_dark_carousel *{\n\tmargin:0;\n\tpadding:0;\n\t-webkit-box-sizing: border-box;\n\t-moz-box-sizing: border-box;\n\tbox-sizing: border-box;\n}\n\n.uc_dark_carousel .uc_dark_carousel_box\n{\n\tmargin:0 auto;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .uc_dark_carousel_container_holder\n{\n\tfont-size:14px;\n\toverflow:hidden;\n\tposition:relative;\n\twidth:100%;\n}\n\n.uc_dark_carousel .uc_dark_carousel_content h2\n{\n\tfont-size:21px;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .uc_dark_carousel_content\n{\n  display:flex;\n  flex-direction:column;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .ue-content-bottom\n{\n  margin-top:auto;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f  .uc_dark_carousel_placeholder\n{\n  position:relative;\n}\n\n\n#uc_image_card_carousel_elementor_4cd2c28f  .uc_dark_carousel_placeholder img\n{\n\twidth:100%;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .uc_dark_carousel_content .uc_more_btn {\n\tdisplay:inline-block;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .centered .ue-item{\n\tborder: 3px solid yellow;\n}\n\n \n#uc_image_card_carousel_elementor_4cd2c28f .ue-item {\n\topacity: 100%;\n\ttransform: scale3d(0.8, 0.8, 1);\n\ttransition: all 0.3s ease-in-out;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .active.center .ue-item {\n\topacity: 1;\n\ttransform: scale3d(1, 1, 1);\n\ttransition: all 0.3s ease-in-out;\n}\n\n.ue-item-badge\n{\n  font-size:11px;\n}\n\n#uc_image_card_carousel_elementor_4cd2c28f .ue-item-badge\n{\n  position:absolute;\n  right:10px;\n  top:10px;\n}\n\n<\/style>\n\n<div class=\"uc_dark_carousel\" style=\"direction:ltr;\" >   <div class=\"uc_dark_carousel_box owl-carousel \" id=\"uc_image_card_carousel_elementor_4cd2c28f\" >\n      <div class=\"ue-item-holder\">\n<div class=\"uc_dark_carousel_container_holder ue-item\" >\n  \n  <div class=\"uc_dark_carousel_placeholder\">\n    <a href=\"\" ><img decoding=\"async\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-17-at-15.42.49-scaled.avif\" alt=\"Screenshot 2025-07-17 at 15.42\"><\/a>\n      \n    \t\n    \n  <\/div>\n  \n  <\/div>\n<\/div>\n<div class=\"ue-item-holder\">\n<div class=\"uc_dark_carousel_container_holder ue-item\" >\n  \n  <div class=\"uc_dark_carousel_placeholder\">\n    <a href=\"\" ><img decoding=\"async\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-17-at-15.43.29-scaled.avif\" alt=\"Screenshot 2025-07-17 at 15.43\"><\/a>\n      \n    \t\n    \n  <\/div>\n  \n  <\/div>\n<\/div>\n<div class=\"ue-item-holder\">\n<div class=\"uc_dark_carousel_container_holder ue-item\" >\n  \n  <div class=\"uc_dark_carousel_placeholder\">\n    <a href=\"\" ><img decoding=\"async\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-17-at-15.43.15-scaled.avif\" alt=\"Screenshot 2025-07-17 at 15.43\"><\/a>\n      \n    \t\n    \n  <\/div>\n  \n  <\/div>\n<\/div>\n<div class=\"ue-item-holder\">\n<div class=\"uc_dark_carousel_container_holder ue-item\" >\n  \n  <div class=\"uc_dark_carousel_placeholder\">\n    <a href=\"\" ><img decoding=\"async\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-17-at-15.43.03-scaled.avif\" alt=\"Screenshot 2025-07-17 at 15.43\"><\/a>\n      \n    \t\n    \n  <\/div>\n  \n  <\/div>\n<\/div>\n<div class=\"ue-item-holder\">\n<div class=\"uc_dark_carousel_container_holder ue-item\" >\n  \n  <div class=\"uc_dark_carousel_placeholder\">\n    <a href=\"\" ><img decoding=\"async\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/Screenshot-2025-07-17-at-15.43.36-scaled.avif\" alt=\"Screenshot 2025-07-17 at 15.43\"><\/a>\n      \n    \t\n    \n  <\/div>\n  \n  <\/div>\n<\/div>\n\n   <\/div>\n<\/div>\n<!-- end Image Card Carousel -->\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-47708f79 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47708f79\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-11d9ae97\" data-id=\"11d9ae97\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-397f85e0 title-project elementor-widget elementor-widget-heading\" data-id=\"397f85e0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">CHALLENGES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5285cefc elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"5285cefc\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">There were compatibility issues due to variations in set-top box performance and environment across different devices, and video playback would stutter when handling large files.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Unstable network connections often caused content loading failures, and mismatches in server time synchronization sometimes led to playback schedule errors.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Content updates had to be performed manually, which was inefficient, and frequent issues occurred with memory shortages and screen ratio mismatches.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">In addition, there were security concerns due to external access and difficulties in managing multiple store locations.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7e681ea0\" data-id=\"7e681ea0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6022892f title-project elementor-widget elementor-widget-heading\" data-id=\"6022892f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">SOLUTIONS<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5475dfe1 css_list_du_an elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"5475dfe1\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">We standardized the minimum specifications of set-top boxes and enabled native playback for large video files, while supporting offline playback by pre-downloading content.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Server time synchronization was automated, and both content and apps were distributed remotely using the OTA (Over-the-Air) method.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">We added automatic screen ratio adjustment and cache management features, strengthened security through token-based authentication, and enabled group-based content management.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-58025dcd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"58025dcd\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-388de8c5\" data-id=\"388de8c5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1eb9ab85 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1eb9ab85\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-28b7a98e\" data-id=\"28b7a98e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5871664f elementor-widget elementor-widget-image\" data-id=\"5871664f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1\" height=\"1\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/svgexport-8-1.svg\" class=\"attachment-medium_large size-medium_large wp-image-28765\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f287b7 elementor-widget elementor-widget-heading\" data-id=\"1f287b7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">FEATURES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afdbefc elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"afdbefc\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7fa19d44 css_list_du_an elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"7fa19d44\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Content Playback: Automatically plays videos, images, and text on the set-top box according to a predefined schedule.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Offline Playback Support: Downloads content in advance to ensure smooth playback even when the network is disconnected.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Remote Update (OTA): Automatically distributes and updates apps and content remotely.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Set-Top Box Status Monitoring: Real-time monitoring of playback status, network connectivity, and error logs.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Security Features: Token-based content access authentication, URL expiration settings, and blocking of external access.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2df2d54\" data-id=\"2df2d54\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-44efe66f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"44efe66f\" data-element_type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-23dd49eb\" data-id=\"23dd49eb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-39c9da6b elementor-widget elementor-widget-image\" data-id=\"39c9da6b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1\" height=\"1\" src=\"https:\/\/hitek.com.vn\/wp-content\/uploads\/2025\/07\/svgexport-9.svg\" class=\"attachment-medium_large size-medium_large wp-image-28773\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-31f093e elementor-widget elementor-widget-heading\" data-id=\"31f093e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">TECHNOLOGY<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40361735 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"40361735\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3fbc5afd css_list_du_an elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"3fbc5afd\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Kotlin<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Layer_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 300 300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">React JS<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span 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300\" style=\"enable-background:new 0 0 300 300;\" xml:space=\"preserve\" width=\"300\" height=\"300\"><style type=\"text\/css\">\t.st0{fill:#0083DE;}<\/style><path class=\"st0\" d=\"M144.9,72.5c-31.8-16-63.6-31-95.5-48C32.5,15.5,16.6,8.5,0.1,0L0,300c21.5-12.5,44.4-21.5,67.3-34.5  c9.9-5,19.9-9,29.8-14c68.6-33.1,133.5-69.9,202.9-101.3C247.1,125.8,196.9,99.6,144.9,72.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">PostgreSQL<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>This project is an Android-based digital signage system designed to allow anyone to easily manage and display content. 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