The registration address of shenzhen city crown machines ltd. Is located in room 434 of the exchange building no. 52, street water bay road, south hills, shenzhen city. The registration authority is the south mountain control department of shenzhen city market supervisory authority, represented by the legal person wang wenwu, which covers the sale of mechanical equipment, hardware tools, furniture, household appliances, electronics and sets of equipment; investment in the establishment of a business (detailed projects are declared separately); domestic trade; and import and export operations. (except for projects which are prohibited and subject to approval before registration by law, administrative statute or decision of the state council)