The registered address of shenzhen city psychiatechnic co. Ltd. Is located in the building no. 303 of the 1st office of the huailong factory, located on the street of shenzhen hills, located at no. 43th street of the yangtze park, shenzhen city. The registration authority is the shenzhen city market supervision authority, represented by a legal person, liu meiyu, and operates in the following general areas: sale of electronic products, electronic devices, office supplies; development and sale of computer software and hardware; domestic trade (excluding specialty, exclusive control, exclusive sale of goods); and export and import operations