JDM Jingda Machine (Ningbo) Co., Ltd. engages in the manufacture and sale of machinery for both the mechanically expanded and brazed micro channel heat exchanger industry. Its products include metal form press, high speed press, micro channel coil machine, heat exchanger equipment, powder metallurgy equipment, tube benders and tube expanders. The company was founded by Liangcai Zheng in 1990 and is headquartered in Ningbo, China.