{"version":"1.0","provider_name":"Learning &amp; Education Portal","provider_url":"https:\/\/astan.lk\/al_virtualclassroom","author_name":"Admin","author_url":"https:\/\/astan.lk\/al_virtualclassroom\/author\/astan-preceptor1\/","title":"Free trade zone - Learning &amp; Education Portal","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"7IlxOvbPh1\"><a href=\"https:\/\/astan.lk\/al_virtualclassroom\/free-trade-zone\/\">Free trade zone<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/astan.lk\/al_virtualclassroom\/free-trade-zone\/embed\/#?secret=7IlxOvbPh1\" width=\"600\" height=\"338\" title=\"&#8220;Free trade zone&#8221; &#8212; Learning &amp; Education Portal\" data-secret=\"7IlxOvbPh1\" 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:\/\/astan.lk\/al_virtualclassroom\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"A free trade zone formed by some countries through an agreement on taxes, customs duty and trade, can be called a trade bloc. Many trade blocs are operating globally at present. The following are some examples for trade blocs. \u2022 European Union \u2022 ASEAN (Association of South East Asian Nations) \u2022 SAARC (South Asian Association [&hellip;]"}