东岳氟硅科技集团有限公司-爱游戏app官网

48% ion film caustic soda
 

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shandong dongyue fluorine & silicon material co., ltd.

domestic sales office:0533-8520378

e-mail:zhangbin@dongyuechem.com

foreign sales office:0533-8510071

e-mail:esales@dongyuechem.com

online inquiry
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