The registration address of the limited liability company (shangdu) is located on the 15th floor of road no. 1 and no. 3 in chenghua, chenghua district, and is registered as the chenghua market supervision authority. The legal entity is represented by deng farjie. It operates in the areas of mechanical equipment, research and development of stainless steel products, production (limited to the operation of branches outside urban areas), sale, repair, installation and technical advice; electrical appliances, industrial automation control equipment, electrons, mechanical equipment, environmental equipment, water treatment equipment, sale of air conditioners, installation and technical advice, technical services; plumbing works, construction of environmental works; and sales: five-dollar power exchanges, axle bearings, valves, plumbing, construction materials, steel, cooking equipment, washing materials. (projects subject to approval according to the law may not operate without the approval of the relevant department)。