Profile: Weigang Yuchuan Diesel Engine Parts Co., Ltd. produces various types and series of casting iron valve products, cylinder caps of internal-combustion engines, air inhale pipes and vent pipes. Our products are marketed under the brand name of Volon and YuanCheng. We offer surface epoxy coated medium & low-pressure gate valve and discharging valve. We are accredited with ISO 9001:2000 certification.