... .Efficiency:4000-4500kg/H 4.good quality, best service Corn thresher : Shandong Tiansheng Machinery Co., Ltd., a private ... specializes in the development, sale and manufacturing of farm machinery. It is a company responsible for drafting the ... ) machine, cultivator, subsoiler, seeder, leveler, ridger, trencher, stubble cleaner, earth auger, fertilizer distributor, farm trailer, and the like. With ...