The registration address of u. S. A. Is located at the commercial gn113 area of the city of hoihui, new station, located at 1188 weihai boulevard, and the registered body is the market supervision authority of the new station of hoi fat city, represented by a legal person, and includes the integration of computer information systems, architectural intelligence works, security engineering, network engineering design and construction; sound, light equipment, stage machinery, led electronic display screen, and sale of office equipment. (projects subject to legal approval may not operate without the approval of the relevant department)