http://172.19.1.196:8983/solr/secweb/select?q=barrier prevalent OR "barrier prevalent" OR "obstacle common" OR "obstacle widespread" OR "hurdle common" OR "hurdle widespread"&wt=json&indent=true&facet=true&facet.field=key_filetype&facet.field=key_sitemap&facet.field=system_name&facet.field=key_keywords&hl=on&hl.fragsize=200&hl.fl=id,title_th,searchcontent_th&defType=edismax&qf=searchcontent_th&qf=id&qf=title_th^1000000&pf=title_th~5^1&pf=searchcontent_th~5^10000&ps=2&mm=100&qf=title_th_default&fq=key_sitemap%3Aaboutus&start=0&rows=10
listed or authorized companies as permissible by virtue of the Stock Exchange of Thailand Act B.E. 2517 (1974). Such practice was prevalent at the time as the law governing public companies was stricter