http://mesis.krs.co.kr/index_En.htm?DefaultUrl=KeyService/Corpaddress/En/WKS_CorpAddressList.aspx?index=5&Section=KEY&MenuIndex=4
https://approvalfinder.dnvgl.com/#approval/AOSS0000EE3
https://approvalexplorer.bureauveritas.com/#/suppliers/company_name:DIVING%20CONSULTANCY//0/ASC|COMPANY_NAME|ALPHA/LIST_VIEW/-0/
https://www.eagle.org/ABSEaglePrograms/es/es-search.jsp
https://www.classnk.or.jp/appr_list/service_detail.aspx?lang=en&id=12018
https://www.irclass.org/marine/statutory-survey/dgs-approved-service-suppliers/