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    Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9

    日期:2018-06-29 03:36:58      瀏覽量:981

    In 2017, Lianhong improved its technology and developed a new type of reaction pressure vessel again. In April 2018, Its obtained the Patent Certificate issued by the StateIntellectual Property office of the People's Republic of China.

    Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9


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