研究单位：[1]Shanghai Fosun Pharmaceutical Industrial Development Co. Ltd.[2]The first affiliated hospital of bengbu medical college,Bengbu,Anhui,China[3]Anhui Provincial Cancer Hospital,Hefei,Anhui,China[4]Chinese People''s Liberation Army General Hospital fifth Medical Center South ward,Beijing,Beijing,China[5]Peking University People''s Hospital,Beijing,Beijing,China[6]Affiliated Cancer Hospital of Chongqing University,Chongqing,Chongqing,China[7]Chinese People''s Liberation Army Army Special Medical Center,Chongqing,Chongqing,China[8]Fujian Cancer Hospital,Fuzhou,Fujian,China[9]Fujian Medical University Union Hospital,Fuzhou,Fujian,China[10]The 900th Hospital of the Joint Logistics Support Force of the Chinese People''s Liberation Army,Fuzhou,Fujian,China[11]The first affiliated hospital of xiamen university,Xiamen,Fujian,China[12]The first Hospital of lanzhou University,Lanzhou,Gansu,China[13]Guangdong Provincial People''s Hospital,Guangzhou,Guangdong,China[14]Sun Yat-sen University Cancer Center,Guangzhou,Guangdong,China[15]The First Affiliated Hospital,Sun Yat-sen University,Guangzhou,Guangdong,China[16]Shantou University School of Medicine Affiliated Cancer Hospital,Shantou,Guangdong,China[17]Cancer Hospital Chinese Academy of Medical Sciences,Shenzhen Center,Shenzhen,Guangdong,China[18]Guangxi Medical Univesity Cancer Hospital,Nanning,Guangxi,China[19]The First Afeliated Hospital of Guangxi Medical University,Nanning,Guangxi,China[20]Affiliated Hospital of Hebei University,Baoding,Hebei,China[21]Cangzhou Central Hospital,Cangzhou,Hebei,China[22]The Fourth Hospital of Hebei Medical University,Shijiazhuang,Hebei,China[23]Harbin Medical University Cancer Hospital,Harbin,Heilongjiang,China[24]AnYang Cancer Hospital,AnYang,Henan,China[25]The First Affiliated Hospital of Xinxiang Medical University,Xinxiang,Henan,China[26]Henan Provincial People''s Hospital,Zhengzhou,Henan,China[27]Renmin Hospital Of Wuhan University,Wuhan,Hubei,China[28]Union Hospital, Tongji Medical College, Huazhong University of Science and Technology,Wuhan,Hubei,China[29]Zhongnan Hospital of Wuhan University,Wuhan,Hubei,China[30]Xiangyang Central Hospital,Xiangyang,Hubei,China[31]The Second Xiangya Hospital, Central South University,Changsha,Hunan,China[32]Chenzhou No.1 People''s Hospital,Chenzhou,Hunan,China[33]The Central Hospital of Yongzhou,Yongzhou,Hunan,China[34]Jiangsu Cancer Hospital,Nanjing,Jiangsu,China[35]Jiangsu Province Hospital,Nanjing,Jiangsu,China[36]The Affiliated Hospital of Xuzhou Medical University,Xuzhou,Jiangsu,China[37]Nanchang People''s Hospital,Nanchang,Jiangxi,China[38]First Hospital of Jilin University,Changchun,Jilin,China[39]Jilin Cancer Hospital,Changchun,Jilin,China[40]The Second Affiliated Hospital of Dalian Medical University,Dalian,Liaoning,China[41]Liaoning cancer hospital & institute,Shenyang,Liaoning,China[42]The first hospital of china medical university,Shenyang,Liaoning,China[43]General Hospital of Ningxia Medical University,Yinchuan,Ningxia,China[44]Shandong First Medical University and Shandong Academy of Medical Sciences Shandong Cancer Hospital institute,Jinan,Shandong,China[45]Affiliated Hospital of Jining Medical University,Jining,Shandong,China[46]Linyi Cancer Hospital,Linyi,Shandong,China[47]Shanxi Cancer Hospital,Taiyuan,Shanxi,China[48]The First Affiliated Hospital of Xi''an Jiaotong University,Xian,Shanxi,China[49]West China Hospital，Sichuan University,Chengdu,Sichuan,China[50]Affiliated Hospital of Southwest Medical University,Luzhou,Sichuan,China[51]Neijiang Second People''s Hospital,Neijiang,Sichuan,China[52]TianJin Medical university Cancer Institute & Hospital,TianJin,Tianjin,China[53]Yunnan Cancer Hospital,Kunming,Yunnan,China[54]The Second Affiliated Hospital Zhejiang University School of Medicine,Hangzhou,Zhejiang,China[55]Zhejiang Cancer Hospital,Hangzhou,Zhejiang,China[56]The First Affiliated Hospital of W
研究目的：
This study is designed to compare the anti-tumor activity as well as the safety and efficacy of FS-1502 versus T-DM1 in HER2-positive, unresectable locally advanced or metastatic breast cancer subjects previously treated with trastuzumab and taxane.
