Hitachi Automotive Systems Chonburi, Ltd. was established on 20th December 1994 as a joint venture company between Hitachi, Ltd. and Siam Auto Parts Co., Ltd. (The company changed its shareholder to Hitachi Automotive System, Ltd. on July 1, 2009.) Our businesses include the manufacturing of high quality automotive parts with advanced technology from Japan. We also sell products to both domestic and international companies such as Isuzu, Nissan, Ford and Mazda. The high quality products we provide are Alternator, Starter, Electric Throttle Body, Vacuum Pump and Intake Manifold.