JDM Jingda machine(Ningbo)Co., Ltd. has specialized in the manufacture of equipment for the heat exchange industry worldwide . JDM is a manufacturer of Fin Lines, Hairpin Benders, Expanders, Straight Tube Cut-Offs, Return Benders and Ring Loading machinery in China. Since 2002, JDM Jingda has been working with our customers’ input to not only engineer, develop and build the finest, most exacting coil manufacturing equipment, but further has established a reputation of providing the finest in service to our customers before, during and after the sale of JDM – Jingda equipment. We continuously strive for improvement to our ISO 9001-2008 rated facilities, machining equipment, personal and business relationships, as well as engineering advancements to our machinery. Thus, the machines are designed and built by JDM in our plant to meet and exceed specifications set by the user.