Landwide is a Taiwan R.O.C. high-quality DIN7504Q, Self Drilling Screw, Self Tapping Screw, Roofing Screw manufacturer since 1992. Landwide Screw is not only a screw factory but also a consultant, service provider assisting partners all over the world to find suitable solution in their fastener business for 29 years Landwide screw with 29 years of screw manufacturing experience, specialized in all kinds of standard and non-standard screws. Especially, we are keeping the R&D effort for other special specification and custom made products which continuously help partners create unique market position in this competitive industry. In Landwide, customer is at the heart of our business model which includes outstanding quality, professional consultant, on time delivery and competitive price.