Established in year 2010, Hunan Jianyi International Trading Co., Ltd. is a company with 10 years’ experience in the production of physical factory. We have excellent equipment and own R&D department, and we dedicated to the professional development, production and sales of high hardness concrete pump wear plate, cutting rings (including all-alloy type), S-pipe valve, pipe and elbow, pump clamp, delivery cylinder, piston, seals and other concrete pump spare parts, etc. Our products are suitable for concrete pump (tow pump, car pump, boom pump) and fine stone concrete pump produced by domestic and foreign manufacturers and have been sold to more than 50 countries and regions all over the world. At the same time, we sell raw materials for cemented carbide products, etc., and provides drawings and samples for design and processing. Our goal is to bring you the highest quality parts at most suitable possible cost!