Shandong Yanggu Zhongtian Zinc Industry Co., Ltd. is a specialized joint-stock research, production and Import &Export trade enterprise, with import and export license.

  • 阳谷中天锌业有限公司是一家集科研、生产与进出口贸易于一体的股份制企业,拥有进出口自营权和经营权。
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