We are a manufacturer of screws in China. We have been producing all types of screws, for example, wood screws, drywall screws, twinfast wood screws, chipboard screws, window frame screws, furniture screws, thread rolling twist fastening screws, self-tapping screws, self-drilling screws etc. Standard is DIN, ANSI, BS, JIS etc. Inspection is made during production and before delivery by specialized inspectors. Customers can rest assured of our quality product as we always stick to the principle of "Today&＃039;s quality is tomorrow&＃039;s hope".