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Nanjing China Science and Technology Co., Ltd. was established in 2001, integrating research and development.
It is a national technology enterprise, has obtained many technical new product certificates.

 
   +86-0532-80976818
  +86-0532-80976819
   sales@yuyinchem.com
   20 Zhuzhou Road, Laoshan District, Qingdao,China

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