���Jinghong Machinery Co.,Ltd is one of the largest manufacturers of bimetallic barrels and screws in China.���Jinghong was established in 1990,with registered capital of 5,000,000 Rmb and capital assets of 15,800,000 RMB Jinghong has a complete set of equipment and facilities of processing ,heattreatment,nitriding furnace ,bimetallic,alloy spray welding and inspection device.���JInghong sticks to a technology-based and market-oriented strategy and keeps innovating and pursuing excellence.The bimetallic barrels and screws are satisfied by clients,���With the management philosophy of Quality First and Customers Utmost,Jinghong dedicated to Providing Quality Products and excellent services to customers,Jinghong are looking forward to working with you.