http://172.19.1.196:8983/solr/secweb/select?q=permissible priceless OR "permissible priceless" OR "allowable invaluable" OR "allowable precious" OR "acceptable invaluable" OR "acceptable precious"&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