| 1979 Established Shanghai Chongming YuAn electrical wires enterprise |
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1985 Established Shanghai YuAn electrical equipments enterprise |
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1990 Established Shanghai Xianfeng co.,Ltd |
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1993 Registered the trademark Yusheng Brand |
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1996 Established Shanghai Yusheng Enterprise Development Co.,Ltd
1997 Passed ISO 9002:1994 quality control system attestation |
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2000 Yusheng brand power cord with non-rewirable plug recommended as Shanghai famous Product |
| 2002 Passed ISO 9001:2000 quality control system attestation |
| 2002 Yusheng Brand recommended as Shanghai famous brand |
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2003 Gained the “top 100 of Shanghai Private Enterprise” |
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2003 Passed ISO 14001:1996 quality control system attestation. |
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2003 Individual-twopoles power cord with non-rewirable plug approved as A class of Shanghai high-tech achievements transferring projects |
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2004 Passed ISO 14001:2004 control system attestation. |
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2008 Intermittently obtained 48 patents of |
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2008 Intermittently gained many approvals such as CCC,UL,VDE,etc |
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2008 Gained "Little Giant" in scientific and technological fields |
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2008 honored the award of “china excellent brand innovation” in the international brand festival |
