Company address: Room 401, 20# Zhonghe St.,Yizhuang Economical Development Zone, Daxing, Beijing,China
Zip code:100176
Telephone:+86-10-67862864 67887386 67861162
Fax:+86-10-67862874
E-mail:ycchem@bjyangcun.com

            bjyangcun@gmail.com

            Laozhao63@hotmail.com

website: http://www.bjyangcun.com