The registered address of shandong jianjo mechanical equipment ltd. Is located at the ninth industrial park in the new ziningo district, with the registration authority being the market supervision authority of the zone for the industrial development of the new technology in jiningo, represented by the legal person lu xiao chong, and covers the production, sale, research and development, lease and maintenance of mechanical equipment (other than special equipment); the production, sale of spare parts for mechanical equipment; the import and export of goods and technology (other than those prohibited by the state or involving administrative approval); and the sale of construction materials, electrical cables. (projects subject to legal approval may not operate without the approval of the relevant department)