The registered address of the city tung mechanisms ltd. Is at commission no. 108 of the community of kongo quan, the city's streets in shandong province. The registration body is the municipal market supervisory authority, represented by a legal person, sun bao-kian, and operates in areas such as the production, marketing of fertilizer equipment, environmental protection equipment, food machinery, slaughter machines and their accessories. (projects subject to legal approval are not allowed to operate without the approval of the relevant department