shangHai upun electric co.,ltd established in 1995, specializes in the development, manufacture and service of electrical connectors and electrical automation products. innovation is the source power of development for upun. ,the combination of development and research and production, make a high efficient technical and qualified team which deal with any complicated problems and solution system.
upun have iso9001 quality, iso14004,ccc, cqc, ce, ul, vde, ccs, rohs and ex certificates and approals, have mo...
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