Zhongshan General Screw Manufacturing Co.,Ltd.was established in 1987, the factory is located in Zhongshan City,one of the four little tigers in Guangdong,north of Guangzhou,adjacent to Hong Kong and Macao.The total area is 14,000 Square meters,with two football fields.Our company passed the ISO9002 certification of TUV Rheinland in 1998 and the ISO9001:2000 certification of TUV in 2002. Obtained ISO 14000 certification in 2008. Our company mainly engaged in self-tapping screws, combination screws, mechanical screws, anti-loosening screws and other standard and non-standard parts, our company can not only submit the required products according to customer requirements, but also tailor-made products for customers. Our company has a professional product testing team and projection analyzers, metallographic, hardness testers (Wechsler and Rockwell), torque force testers and other perfect testing equipment, for electronics, electrical appliances, hardware and plastics, bathroom, furniture, machinery, auto parts and other industries to provide products that meet the quality and environmental protection requirements of the European Union. In 2006, our company independently developed the ERP management system, so that our production and service efficiency has been greatly improved. After more than 30 years of trial and error, relying on the support of many new and old customers, Universal Screw has gradually grown into a well-known fastener supplier in China.