Our products are mainly recognized for accuracy and precision, thanks to skilled professionals and lab experts at our production facility situated in Ningbo, Zhejiang, China. The reason Topcoil Auto Device Co., Ltd. Private Owner is listed among leading Solenoid Valve Hydraulic Manufacturers and Exporters is the durability of solenoid valves, sylinders, mufflers, air treatment units, promised and delivered on every order. With years of experience and expertise in the Solenoid Valve Hydraulic industry we are now able to drive annual revenue estimating around Approx 0.8 Million US Dollar owing to Australia,Spain,Poland,Saudi Arabia,United States,Vietnam export market share. Since our inception, back in 2011, we hold most satisfied consumer base which can be witnessed with our export ratio value of US$50 Million - US$100 Million with successful 9 Years of export history. Topcoil Auto Device Co., Ltd. started off with US$5 Million - US$10 Million of initial capital under Third Party.