Yong jin Smart Devices (Ningbo) Co., LTD is developed from the Ningbo Tengchuang Machinery Manufacture Co., LTD. The company is located in Ningbo Beilun district Chunxiao industrial zone. It is a science & technology innovative mechanical equipment manufacturer that specializes in designing, production and sales ofthread rolling machineand forming machine.The company adheres to the Service and high quality come first" business idea, has accumulatedyears of research and manufacture experience ofthread rolling machine and forming machine. The main products include various models of high speed environmental friendly full automatic thread rolling machine (thread rolling range 1 mm to 36 mm), Providing customers with high value-added products is our consistent pursuit of goals.

full automatic thread rolling machine (thread rolling range 1 mm to 45 mm)