Shanghai Zinsn Industrial Co.,Ltd. is a professional China self
drilling screw manufacturers and China self tapping
screw manufacturers. Our company is always directed by the market on the basic of production,Also we have an outstanding team including senior managers, engineers, professional inspectors and expert sales to assure you of our friendly co-operation. Our main products include all kinds of and all sizes of screws used in construction machinery, general machinery, municipal construction and other fields, Deutch Industrial Norm (DIN), American Standard (ANSI), Britain Standard (BS) and Japanese Industrial Standard (JIS), etc. also exported to many countries in North America, South America, Europe, South Africa and Middle-East Asia.