Tel:13241875481 Fax:13241875481 Email:448429144@qq.com Address:Beijing Daxing District Liangshuihe Second Street Han Enterprise Bay No. 13 Building A 3 floor, 4 floors 京ICP备2020048632号 Copyright©Beijing Huashi Kaiyuan Pharmaceutical Technology Co., Ltd Support:Shenghui Youlian