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Beijing Hailiyang Chemical Technology Co., Ltd.
Tel: +86-10-56108838 +86-10-56108878
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E_mail: holiyangchem@163.com
Web: http://www.holiyangchem.com
Beijing Hailiyang Chemical Technology Co., Ltd.
Tel: +86-10-56108838 +86-10-56108878
Fax: +86-10-68482320
E_mail: holiyangchem@163.com
Web: http://www.holiyangchem.com