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YYSR INDUSTRIAL Co., Ltd. (Namely Cixi Yinsheng Electronic Components Factory) is located in Ningbo, founding in 2004. It is professional manufactory engaged in production of plug insert, hollow brass pin and other hardware accessories. Our brand is "YYSR". It's an international trademark. It is an ISO 9001: 2008 certified organization.

Thanks to our highly automated manufacturing process for plug inserts, our quality standards are considered to be an industry benchmark towards which our competition strives.

We are equipped for the challenges posed by the global market and look forward to receiving your individual enquiries for which we are sure to be able to work out innovative and economical solutions.