RUIAN DELONG AUTO PARTS CO., LTD.was founded in 1985, specialized in manufacturing of water temperature sensor, thermo switch, oil pressure switch, hazard light switch, ASM-FRT OB alarm sensor and other hundred kinds of automo bile screws.£ £ We have advanced production equipments and a complete set of quality checking ***** administration idea has been rooted in every link of enterprise, with professionalization and ***** products have been in great demand not only in home market but also in Europe, Middle East and South America, etc.£ £ We will do our best to providing the most valuable products and service, and we will insist on the idea of To be honesty, To be development forever.