Zhengzhou Siwei Grain & Oil Engineering and Technology Co., Ltd.
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Zhengzhou Siwei Grain & Oil Engineering and Technology Co., Ltd.

Add.: Building 7, No.11, Lianhua Street, High & New Tech Development Zone, Zhengzhou, Henan province, China.
Postcode: 450001
Tel.: +86-371-65798068
+86-371-65797028
Fax: +86-371-65797008
Mob.: +86-13783588289
WhatsApp: +8613783588289
Skype: daisy.du1998
Email: swoils@163.com

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