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      PERFO

      Qinghai Deerni 400kt/a Pyrite-based Sulfuric Acid Plant of Zijin Mining

      Put into production in June 2011, the then largest pyrite-based sulfuric acid plant in the world,  2700m above sea level.
      First prize of Excellent Design Award by China Nonferrous Metals Industry Association.

      2019天天看夜夜看狠狠看噜片_无码专区狠狠躁天天躁_台湾中文娱乐综合she天天_夜夜爽狠狠天天婷婷五月