Hebei Sanlu Auto Accessories Factory, incorporated in 1985, with an occupied area of 23000 sq.meter,  an covered area of 18000sq.meter,possesses domestically advanced complete sets of equipment production lines of raw material cold draw-processing, product molding, heat treatment, oxidizing, coating, packing, inspection, verification and etc. the product covers four big series, including automobile tyre, bolts, steel plate U-shaped bolt, standard tightly-secured bolts, cartridge, equivalent to more than 1000 categories; the factory has passed international quality system certification and setup a complete set of after-sales service system. The products to be manufactured are now automobile accessories served for several engine- manufacturing, modified car and trailer factories. The factory, for its products exported to America as well as Southeast Asia regions with fully domestically distributed sales network covered, has become one of larger-scale and strengthened automobile accessories enterprises in the north of China