China (Tianjin) ZHENGYU International Trade Co., Ltd. established in Tianjin Airport Free Trade Zone. The capital registered is 10 million RMB. We are the high technical comprehensive enterprise with research, development, casting, machining and international sales. We have two workshops which are Jinan foundry company and Zhengji machinery process company. The existing employee is over two hundreds. We owned casting experts, senior engineer of product design and manufacturing. Production capacity is 20,000 tons. We have the complete produce, sales and service system. Products used advanced processes to ensure the stability of product quality, and with advanced detection equipments to ensure quality and reliability. Over 100 different types of products have been independently developed which can be adapted to the usage in different sectors. Now our products have been sold to Europe and Southeast Asia and well-known German woodworking machinery companies (Altendorf, Michael Weinig) and maintain cooperation over 10 years. The main products: machine tools casting, precision casting, resin sand castings, ductile iron castings, reducer casting, valves and all kinds of large castings.


Jinan foundry company was founded in 1980. Area of factory is over 6000 square meters. Two electric furnace (2 tons, 5 tons). Crane (5 TM and 5MT). Clean room. Resin sand production line. Independent testing laboratory for raw materials. Furnace and finish inspection. Any analysis of data can be carried out

Zhengji machinery process company was founded in 2002 year. There are four axis vertical and horizontal machining center. CNC lathes, radial drilling machine, planer milling machine, CNC machining center, digital horizontal boring machine. We use the coordinate testing, roughness and other equipments to ensure products' precision. 

We are using the advanced equipment, mature technology, scientific management, superb technology to "making first-class products, creating international brands". Reasonable price, prompt delivery, sincere and extensive cooperation clients from home and abroad. Zhengyu warmly welcome friends to visit, and to build our better future.