The registered address of shanghai technological trading ltd. Is located at room 2309, zhu jiaji road, xuxi district, shanghai city. The registration authority is the xuxi district market supervisory authority, with the legal personality representing zhu guanghua and operating on general items such as computers and accessories, instrumentation instruments, electrical machinery and equipment, communications equipment, hardware exchange, sale of construction materials and computer systems services. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)