1.0City Brighthttps://citybright.sg/vnCity Brighthttps://citybright.sg/vn/author/city-bright/rich600338<blockquote class="wp-embedded-content" data-secret="WClnWksNYT"><a href="https://citybright.sg/vn/about-us/">Câu chuyện City Bright</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://citybright.sg/vn/about-us/embed/#?secret=WClnWksNYT" width="600" height="338" title="“About Us” — City Bright" data-secret="WClnWksNYT" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://citybright.sg/wp-includes/js/wp-embed.min.js </script>About City Bright In traditional underground facilities such as caves and shelters, electric storage emergency lamps are widely used for emergency guidance. However, lamps are with high maintenance and repairing costs, and exist safety risks. Most of current luminous products on the market are made from resin and luminous powder, which has limitations like poor […]https://citybright.sg/wp-content/uploads/2023/07/team-2.jpg600708