Yibin Tianruida Auto Parts Co LTD TRD was established in 2004 and located at Xuzhou district Yibin Sichuan TRD is always dedicated to the research and development of engine exhaust gas re circulation EGR system Currently TRD has more than 100 employees including 25 technical R D personnel with strong R D ability Its products mainly cover electric EGR valves throttle body assembly and high frequency electromagnetic valves which are exported to the developed countries like Europe and America The company has obtained the international quality certification of