The registered address of chengcheng valley bird technology ltd. Is on the east avenue of jinjiang, chenggang, sichuan province. Building no. 11, no. 3, east side, with registration as the guangjiang market supervision authority and with legal representation, covers general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of mechanical equipment; rental of machinery and equipment; sale of instrument instruments; retail sale of hardware products; sale of construction materials; sale of daily department goods; retail sale of clothing and clothing; retail sale of footwear; sale of agricultural by-products; sale of communications equipment; sale of household goods; sale of office equipment; sale of specialized chemical products (without hazardous chemicals); sale of rubber products; sale of metal materials; sale of plastics; repair of general equipment; sale of specialized equipment for environmental protection; sale of refrigeration, air conditioning equipment; sale of packing equipment; sale of smart instrument; rental services for office equipment; information technology advisory services; information services (without licensed information); professional design services; installation services for general machinery; and installation services for household appliances. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)