The registered address of changtai jung jia mechanical manufacturing co. Ltd. Is located in the village of the western town of xing jia wan, the district of hebei province, with the registration authority being the market supervision authority of nin ze district, represented by a legal person, li jianxi, and includes the manufacture and sale of: construction machinery, carpentry machinery, food machinery, mine machinery, machine-bed equipment, hardware machinery and mechanical accessories. (projects subject to legal approval may not operate without the approval of the relevant department)