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Weifang Dongfangsheng Chemical Co.,Ltd. 
Add:Address: No.368 weichang road Weicheng district Weifang China
Home trade service:
Tel:0086-536-8916565
Mobile phone:0086-13806369645 0086-15006568928
Fax:0086-536-8916565
E-mail:sales@dfschem.com   

International trade service:
Tel:0086-536-8916565
Mobile phone:0086-13869688003 0086-13806369645 0086-15006568928
Fax:0086-536-8916565
E-mail:sales@dfschem.com  
We chat : 15006568928  
?Skype:susansun0828
QQ:2226482748