The registered address of taian ohuai mechanical science and technology ltd. Is located at the new taee town industrial park in tann city, shandong province, with the registration authority being the new thai city market supervision authority, which operates on general items: mechanical equipment development; general equipment manufacturing (other than special equipment manufacturing); manufacture of specialized equipment (other than licensed professional equipment manufacture); mechanical parts, parts processing; sale of mechanical equipment; sale of special equipment; leasing of mechanical equipment; installation of general mechanical equipment; repair of specialized equipment; manufacture of material handling equipment; repair of general-purpose equipment; handling and handling; manufacture of mechanical and electrical equipment; manufacture of metal chains and other metal products; sale of metal chains and other metal products; metal-cutting and metal processing services; repair of metal products; sale of metal structures; surface and thermal processing; industrial robotics; installation, repair and repair of mine machinery; sale of office equipment; sale of equipment; sale of industrial automated control system devices; labour services (other than labour dispatching); distribution of five gold products; sale of internet products (other than goods for which the sale is required). (a) permit projects (in addition to those subject to legal authorization, operating on an autonomous basis under a business licence): manufacture of special equipment; installation of special equipment for upgrading and repair; construction work. (a project subject to legal approval may only be carried out with the approval of the relevant department, subject to the approval documents or licences of the relevant department)