We are a manufacturer & exporter of screw & Nails in TAIWAN & CHINA, Specializing in Masonry screw, Self-Drilling screws, Furniture screws, Chipboard screws , P C Drywall Nails, Coil Nails , Concrete nails & Special Nails. Our monthly production of screws & Nails is about 800MTon to 1000Mto n. also we have professional engineer to develope O.E.M. screw or customer's design and assure quality in good conditions. If need more information, please contact us by e-mail. Thank you !