Shandong Tiansheng Machinery Co., Ltd., a private enterprise, specializes in the development, manufacturing and sale of farm machinery. It is one of the companies responsible for drafting the trade standards for disc harrow and mouldboard plow in China. And our company owns the self-import & export license and was certified by ISO9001:2000 Quality Management System In July, 2006.
　　The main products include: Qingquan brand disc harrow, disc plow, mouldboard plow, rotary tiller, potato planting (harvest) machine, cultivator, subsoiler, seeder, leveler, ridger, trencher, stubble cleaner, earth auger, fertilizer distributor, farm trailer, and the like.