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| Add：No.5, Jingming Rd,Beichen Hi-tech. Industrial Park, Tianjin 300409, PRC Tel：+86-(0)22-26976731-3 Fax：+86-(0)22-26976736 Email：easonning@163.com, lxl.hengrui@qq.com
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| Add：No.5, Jingming Rd,Beichen Hi-tech. Industrial Park, Tianjin 300409, PRC Tel：+86-(0)22-26976731-3 Fax：+86-(0)22-26976736 Email：easonning@163.com, lxl.hengrui@qq.com
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022-26976731