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Address:Dongling Road, Economic Development Zone, Yiyuan County, Zibo City, Shandong Province Postcode:256100 Contact details:     1.International trade     Telephone:+86-533-3231093     Fax:+86-533-3256197     Contact:Zhou Xiaoping  +86-13615333003     Email:simon@ruifengchemical.com     SKYPE: simon.zhou160     2.Domestic trade     Telephone:+86-533-3240384     Fax:+86-533-3220007     Contact:Zhou Hai   +86-13505333411                  Wang Jian  +86-13409080666