The registered address of jian ning astronomical engineering machinery ltd. Is located in the east of the city of jianlong road, in the city of jianning, shandong province, and in camp li industrial park, in the north and south of the city. The registration authority is the market supervision authority of the city of jianning, with legal representatives being built on behalf of zhao gao and covering the production, sale and sale of engineering machinery and accessories, construction machinery equipment, environmental equipment, hydraulic equipment, electrical tools and general goods and technology. (projects subject to legal approval may not operate without the approval of the relevant department)