http://172.19.1.196:8983/solr/secweb/select?q=Drilling understand OR "Drilling understand" OR "Boring comprehend" OR "Boring grasp" OR "Excavation comprehend" OR "Excavation grasp"&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_filetype%3Adocx&start=0&rows=10
effect from 16 June 2021. To ensure that business operators understand and comply with the regulations prescribed in the said Notifications properly, the SEC would like to provide clarificatory notes to