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    主頁 > 公司 > 公司歷史
    公司歷史
    • 2016-3
      上海雨榮研磨材料有限公司成立
      Shanghai Roy Material Co., ltd was Founded
    • 2016-10
      成功開發出TGA(條狀陶瓷磨料)產
      TGA(Rod-Shape Ceramic Grain) was developed
    • 2017-4
      TGA(條狀陶瓷磨料)產品中試成功
      TGA(Rod-Shape Ceramic Grain) Pilot Scale Production was successful
    • 2018-9
      青島雨榮研磨材料有限公司成立、青島工廠一期建設完成 (TGA產品正式投產)
      Established Qingdao Roy Material Co., ltd, finished Qingdao Plant Phase I construction, began commercial TGA production.
    • 2018-11
      顆粒狀陶瓷磨料產品正式投產
      Launched SGS (particle-shape) ceramic grain, began commercial SGS production.
    • 2019-4
      青島工廠二期產線正式投產
      Finished Qingdao Plant Phase II production line.
    • 2019-6
      成功開發除CG堆積磨料產品
      CG (compacted grain) was developed. The field test was successful.
    • 2020-4

      CG系列磨料實現量產

      CG series grains successful launch to mass production.

    用力…深点灬用力,亚洲 欧美 偷自乱图片,女孩子的裙子里到底有什么呢

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