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Beijing Hechemist Technology CO.,LTD
Address: Economic Development Zone, Beijing Mentougou Yong’an Road 20
Phone：+86-10-58425679
Mobile：+86-18511709189
Fax：+86-10-58043593
Website：http://www.hechemist.com
E-mail: sales@hechemist.com
info@hechemist.com |
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