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BEIJING LANGWEI TIMES TECHNOLOGY AND SCIENCE CO.,LTD

Address:Room 503,4A Modern Zone,No.16,Baiziwan Road,Chao yang District,Beijing,China(100022)

Contact:Wei He

Tel:+86-10-67081601

Mobile:+86-13701298303

Fax:+86-10-67081400

E-mail:heweizy@163.com

Website:www.lwconchem.com



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