the company is a specialist manufacturing and exporting railway standard componets and other kinds of fasteners.It gets ISO 9001,2000 Quality control system certificate from SGS co UK and Production Permission Certificate from National Railway Ministry and National Technic Supersise Bureau Its certificated as excellent products by UK SGS Co,It has good credit standing all over the world.We are waiting for offering excellent services with first-class quality and delievery ,suitable price for you sinc