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      30
      年歷程


      1988-2018
      公司歷史
       

      海達公司 HAIDA GROUP
      青島海達石墨有限公司:鱗片石墨、微粉石墨、高純石墨
      蘿北縣海達石墨有限公司:鱗片石墨、微粉石墨、高純石墨
      青島海達新能源材料有限公司:球形石墨、金剛石碳源用石墨
      青島海達景瑞石墨有限公司:H類鉛筆芯、B類鉛筆芯、木工芯、炭畫芯

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