The registration authority is the new thai market supervisory authority, represented by the legal person wang swe, and covers the processing and sale of mining machinery equipment and accessories, chains, chains, links, anchor chains, welding chains, scrap delivery equipment and accessories; the cleaning of castings: steel cutting, metal fragmentation, hardware delivery, gear, ship parts, lifting machinery parts and rubber products. (projects subject to legal approval may not operate without the approval of the relevant department)