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Longen(Tianjin) Technology Co.,Ltd was established on September 30th 2011, and locates in the Huaming High-Tech Industrial Development Zone of Dongli District in Tianjin of China. We are a State level High-tech enterprise, and passed ISO9001 certification. We acquired multi invention and utility model patents....

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Company profile Our honor Enterprise culture Longen Team
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New Energy Testing Quick connectors Hydrogen Refuelling Components Tool Changer
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