The registered address of chengduhong mechanical model ltd. Is located in room 109-1 at 66th floor, west wing and wiye, 3rd floor, dynasty east road, chengdu township. The registration authority is the market supervision authority of the sundu district and the legal entity is represented by liu ting, which operates in the following areas: mechanical equipment development, sale, installation, development and sale of robots; modeling, model design, sale. (c) metal surface treatment technology development, technical services; thermal treatment technology development, technical services (the above range does not include projects restricted or prohibited by national laws, administrative regulations, state council decisions, projects subject to legal approval, which may be operated only with the approval of the relevant department)。