We are a private-based factory established in 1988, located at the south end of the building Hangzhou Bay Bridge, main processing include cold working, forging of carbon steel, pressing, machining, grinding, threading, quenching, coating and black finishing etc. Our main products are industrial or automotive parts such as timing idler shaft, valve spring seat and valve spring retainers, adjust screws, pressure plugs, conversion adapters, pipe plugs,pipe nipples, male or female pipe adapters, expanders or reducers, screwed plugs, hollow bolts conform to NPT,BSPP,BSPT and Metric standard thread. We can also manufacture for ANIS AND BS standard fasteners and also unstandard parts according to customer's drawing . We dedicate ourself to quality and system improvement and acquired ISO9001 in 2001.
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