The registered address of shanghai rock industries ltd. Is in room 1079, 3 a zone, 1011 fukuhai road, in the kading district. The registration authority is the market control authority of the carting district. The legal entity's representatives are accredited and operate in areas such as technology development, technology transfer, technical advice, technical services, business management advice, investment advice (other than finance and securities), water and electricity installation, construction works, construction works (other than special equipment), interior and exterior decoration engineering and construction works, environmental works, installation and maintenance of metal doors and windows, sale of building materials and construction materials. [projects subject to legal approval may not operate without the approval of the relevant department]