{"version":"1.0","provider_name":"\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0634\u0627\u0634\u0629 LED \u0641\u064a \u0627\u0644\u0635\u064a\u0646 - BiBi LED","provider_url":"https:\/\/www.bibiled.com\/ar","author_name":"luo, jing","author_url":"https:\/\/www.bibiled.com\/ar\/author\/luojing\/","title":"Why Do Lectures Start Using LED Screens Instead Of Projections? - LED Screen Manufacturer in China- BiBi LED","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"1ymeCmw8pa\"><a href=\"https:\/\/www.bibiled.com\/ar\/why-do-lectures-start-using-led-screens-instead-of-projections\/\">\u0644\u0645\u0627\u0630\u0627 \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0634\u0627\u0634\u0627\u062a LED \u0641\u064a \u0627\u0644\u0645\u062d\u0627\u0636\u0631\u0627\u062a \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0639\u0631\u0636\u061f<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.bibiled.com\/ar\/why-do-lectures-start-using-led-screens-instead-of-projections\/embed\/#?secret=1ymeCmw8pa\" width=\"600\" height=\"338\" title=\"&#8220;Why Do Lectures Start Using LED Screens Instead Of Projections?&#8221; &#8212; LED Screen Manufacturer in China- BiBi LED\" data-secret=\"1ymeCmw8pa\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.bibiled.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>","thumbnail_url":"https:\/\/www.bibiled.com\/wp-content\/uploads\/2025\/07\/Why-do-lectures-start-using-LED-screens-instead-of-projections-www.bibiled.com-2.jpg","thumbnail_width":660,"thumbnail_height":440,"description":"Introduction https:\/\/youtu.be\/GRUl2FZRP-8 In the era of information explosion, how can lectures instantly capture the audience&#8217;s attention? Traditional projectors can no longer meet the growing visual needs, and LED screens are becoming the new favorite for many lectures with their excellent performance and experience. What is its charm? Table of Contents 1. The &#8220;old problems&#8221; of [&hellip;]"}