Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading iso carriage bolt manufacturers and suppliers in China, welcome to buy iso carriage bolts, iso standard carriage bolt from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is a manufacturer with a rich experience of producing bolts,nuts and screw.Shanghai Jinrui owes total assets of RMB 50 million with area of 5000?. The business covers 18 countries from five continents.Now three branches of Shanghai Jinrui are Shanghai Xingrui Bolt Factory, Shanghai Xingrui Wire Steel Factory, and Shanghai Xingrui Hot heading Factory.

ISO standard carriage bolts as our main product,sales well in both domestic and international countries.All ISO carriage bolts are with high quality by professional testing equipment like salt spray tester, desktop direct- reading spectrometer, metallographic analyzer and so on.This standard of carriage bolt covers the thread size from M5 to M20.