Wuxi Dipo Metal Industrial Co.,Ltd was founded in 2004, located in famous fasteners manufacture base wuxi City, only 40 minutes by train from Shanghai. It mainly produces standard screws and nuts, bolts, rivets for domestic and oveaseas customers. Also we support OEM service.Our parts are used for steel structure, automobile, appliance, dynamo, decoration and rail transportation and hardware accessories etc. we have been a supplier of China Railway Group for many years.Our company has the ISO/TS16949, SGS, ISO9001, ISO1400, QS9000 certification. Dipo nuts have got a good reputation all over the world.Good quality, fast delivery and competitive price is our business principle,are you the next customer?