We are China passenger car tire valve manufacturer and supplier with the strict ISO9001-2000 quality management system, we have manufactured various quality auto parts products to meet the demands of customers in domestic and abroad. We design and refines upon the products to the point of perfection. From components, assembly, final product inspection, packing and shipping, we take care of every details. We will try our best to designing and manufacturing varieties of auto parts and accessories to the business partner in the global. OEMs are welcome. J&S insisit on the principle of Active, efficient, honesty, reliable\" which have earned us the reputation.