Telefone Linha direta：
| Endere?o: No.5 Jingming Road, Beichen Science and Technology Park, Tianjin, China Telefone：+86-(0)22-26976731-3 Fax：+86-(0)22-26976736 Caixa postal：easonning@163.com, lxl.hengrui@qq.com
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| Endere?o: No.5 Jingming Road, Beichen Science and Technology Park, Tianjin, China Telefone：+86-(0)22-26976731-3 Fax：+86-(0)22-26976736 Caixa postal：easonning@163.com, lxl.hengrui@qq.com
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022-26976731