The registration address of the zhuant engineering machinery ltd. Of the city of tean is located in the village of saitai ping, queyou district, shandong province. The market supervision authority of the district, which is represented by legal persons, is composed of engineering machinery and equipment, mining equipment, the manufacture, sale and above of machinery for construction work and related technology development, technology promotion, technology transfer; and the processing and sale of mechanical parts and components (projects subject to the approval of the relevant authorities, in accordance with the law) before carrying out operations。