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Luoyang HanYi Chemical Technology Co.,Ltd.
Address: No.105, Jiao Liu Avenue, Xia Yuan Village, Baihe Town, Mengjin District, Luoyang City, Henan Province, China
Tel：+86-379-67435819 64152217
Fax：+86-379-67436819 64152219
E-mail: sales@hanyichem.com
Website: www.dothantube.com