Wenzhou Sanli screw factory is a share-issuing enterprise that  is specialized in producing national stan-ard component and automobile standard component. The main products standard is GB,ISO, IPI, DIN, JIS, BS, etc.and the material is iron,steel. copper,aluminium, stainless steel,copper alloy and aluminium alloy.Our main products such as in side six spiral shell ,outside six six spiral shell,pivot living knots of bolt,connect body,weld screw nut ring trough rivet,are exported to many country of southeast Asia Africa south America,Western Europe ect.From a complete set service for the deparments of aviwtion,navigation and the manufacturers of automobile locomotive and motorcycle our factory has received unanimous favorable comment.Our factory's manufacturing engineer is advanced,equuipment is complete technical force is rich, measuring facility is complete and we implement the total quality control to the products so the quality of products is reliable.The aim of our enterprise is that always home work consicent-ivus and meticulous, with sincere for the foundation and developing together with customers.So our code of conduct is :1.offering the high-quality products and high-quality service;2.meeting customer's dememds and expectation with all strength; 3.Realizing the growth with benefit benefit through rational utilization of resources and careful cost management;4.Introducing and developing manpower resources constantly and respect talent strict undergo job-specific training and evaluate the validity of train.