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    010-88515133
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    bht88515133@126.com
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    2507, Building 11, Nord Center, Fengtai Science and Technology Park, Fengtai District, Beijing
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    Add：Beijing Hanhydrogen Technology Co., Ltd——Beijing
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    Add：Beijing Hanhydrogen Technology (Suzhou) Co., Ltd——Suzhou, production base
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    Add：Ningxia Han Hydrogen Technology Co., Ltd——Ningxia
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