In shenzhen, the registration address of shenzhen's yuen-song is located on the 4th floor and 406th floor of the great boang street in shenzhen city; the registration authority is the bo-ahn superintendency of the shenzhen market supervision authority, with legal representatives and includes the sale of electronics, electronic devices, sound devices, stage lights, communications equipment, hardware, household appliances and furniture; the operation of e-commerce involving pre-licensed administrative permits; the development of network technology (without internet access service); investment advice (excluding securities, futures, insurance and other financial services); domestic services; domestic trade; and the import and export of goods and technology. (laws, administrative regulations, state council decisions that require approval before registration)