The registered address of shenzhen city singbong science and technology ltd. Is located at building 103, located in the district of paouen, shenzhen city, located in the district of shenzhen city, located in the district of bao-am, located in the district of shenzhen, located in the 8th building of the city of bao zhiqiang, located in the city of shenzhen, and is registered with the shenzhen market supervision authority. The legal entity's representative pays for the new forest and operates on general lines of operation: electronics, electronic devices, digital products, communications products, communications equipment, photovoltaics, photovoltaics, integrated circuits, security products, computer software and hardware, technical advice, research and development, marketing and up-door maintenance of computer networks and equipment surrounding them; domestic trade, import and export of goods and technology. (except for the production of electronics, electronics devices, digital products, communications products, communications equipment, photovoltaics, photovoltaics, integrated circuits, security products, computer software and hardware, computer networks and their surroundings。