Sichuan Yuncheng Vehicle Gas Co., Ltd., located in Chengdu, China, one of the largest LPG/CNG reducer/injector suppliers in China, is a manufacturer specialize in R&D and OEM service.According to user requirements, independent design and R&D could be done perfectly. With a high level of OEM service, stable quality, low maintenance cost, our powerful reducer and fast-response injector are warmly welcomed all over the world.