Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for Roofing Screw, 웨이퍼 나사 , 육각 플랜지 헤드 루핑 나사 , Non Standard Hex Bolt,Wafer Head Furniture Screw. We appreciate your enquiry and it's our honor to work with every friend worldwide. The product will supply to all over the world, such as Europe, America, Australia,panama, Slovak Republic,Hanover, Salt Lake City.We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.