The registration address of wei wei weiwei instrument, ltd., is located at no. 43-6. The registered authority is the market supervision authority of the high-technology industry development zone for the sea torch. The legal entity is represented by dong hong zhen, and operates in the areas of development, production, detection, sale, maintenance of automated instruments; communications products, standard inspection devices, self-control systems, computing software, mechanical equipment, development, production and sale of electronic circuits; mechanical and electrical products, valves, heating equipment, water treatment equipment, energy-saving products, hardware products, chemical raw materials (except dangerous products), sale of steel, construction materials, electrical equipment; technical advice, testing services and installation of testing services for automated equipment. (projects subject to legal approval may not operate without the approval of the relevant department)