SICHUAN HUAYU vehicle leaf spring company, located in SICHUAN province in China, covers an area of 4 5 3 5 8 square meters, is a professional manufacturer engaged in the research, production, sale and service of leaf spring for commercial vehicle since 1 9 9 2. HUAYU owns the annual productivity of 3 0, 0 0 0 tons of leaf spring with a series of advanced production and testing equipment including automatic eye rolling machine, automatic parabolic mill and cathode electrophoresis paint line, the quality administration system certificate of I S O / T S 1 6 9 4 9: 2 0 0 9 have been obtained...