The registration address of wenzhou circumpolar detection technology ltd. Is located at the zhejiang province of zhejiang city, located on the 4th floor of the r & d building in linghui county (shengwoo group ltd.). The registration authority is the xiannan county market supervisory authority, represented by a legal person, which operates on the basis of a licence project: a test detection service; a certification service (a project subject to the approval of the relevant department, subject to the approval of the approval)。