Dragon Iron was established in 1973, we specialized in producing self tapping screws, self drilling screws, drywall screws, chipboard screws, roofing screws, window screws, special screws etc.. Dragon Iron is actively involved in a variety of products, exported to Africa, America, Asia, Australia, and Europe. To provide you the total quality assurance and endorse the best service, we have implaemneted ISO quality assurance system by TUV in 1997.