Shanghai HengDa Electrical Manufacture Co. Ltd. located in Pudong New Area Shanghai China. Our factory have more than 10 years experience about manufacture high energy dry electronic ignition coil and electronic ignition module series for automobiles. The company has a group of professional technicians and high quality workers, advanced managing technological process, perfect production testing equipment, and also has strong capability in production development, technological innovation and scientific management. Our product export to all over world base on high quality and competitive price. We welcome OEM.