Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of Self Drilling Screw Carbon Steel C1022, Galvanized Self Drilling Screw, Countersunk Cross Head Self Drilling Screw, Roofing Self Tapping Screw,Self Drilling Screw Roofing Screw. If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you. The product will supply to all over the world, such as Europe, America, Australia,Libya, Melbourne,Barbados, Kazakhstan.We always insist on the management tenet of "Quality is First, Technology is Basis, Honesty and Innovation".We are able to develop new products continuously to a higher level to satisfy different needs of customers.