SHANGHAI QIANGYI FASTENER CO., LTD. begins at WenZhou and developed at JinShan, ShangHai in 2003 serving for the whole world. The company includes foreign trade branch, home trade branch, two office at other places in the country, having a whole-capital enterprise and two manufacturing factory. Our company is a manufacturing enterprise in the orientation of customs need and on the basis of production; our company persist in the working line of technology and the service of market-oriented.High-quality product and rational price is our pursuing goal, we have formed the international quality manage criterion and also have our effective quality management system. We have carried out the ISO9001 to every process of company and fulfilled to the mind and act of every employee. Except the perfect quality management, we also have advanced inspect equipment and inspect measures. We set the key product to the country authorized organization for appraisal and make report, satisfying the need of custom and insuring the interest of custom at most.