Evaluate the Effect of Injectable Neucardin on the Cardiac Function of Subjects With Chronic Systolic Heart Failure

Beijing Chaoyang Hospital of Capital Medical University, Beijing

Beijing Friendship Hospital of Capital Medical University, Beijing

Chinese PLA General Hospital, Beijing

Fuwai hospital chinese Academy of Medical Sciences, Beijing

China-Japan Union Hospital of Jilin University, Changchun

The First Hospital of Jilin University, Changchun

The Second Xiangya Hospital of Central South University, Changsha

Chongqing University Three Gorges Hospital, Chongqing

The First Affiliated Hospital of Dalian Medical University, Dalian

First Affiliated Hospital,Sun Yat-sen University, Guangzhou

Guangdong Provincial People's Hospital, Guangzhou

Haikou People's Hospital, Haikou

Hainan General Hospital, Hainan

Hunan Provincial People's Hospital, Hunan

Jinan Central Hospital, Jinan

Qilu Hospital of Shandong University, Jinan

Shandong Province QianFoshan Hospital, Jinan

Luoyang Center Hospital, Luoyang

Affiliated Drum Tower Hospital, Medical School of Nanjing University, Nanjing

Shanghai First People's Hospital, Shanghai

Shanghai JiaoTong University Ruijing Hospital, Shanghai

Shanghai Putuo District Central Hospital, Shanghai

Shengjing Hospital of China Medical University, Shenyang

The First Affiliated Hospital of Soochow University, Suzhou

First Hospital of Shanxi Medical University, Taiyuan

Shanxi Cardiovascular Hospital, Taiyuan

People's Hospital of Tianjin, Tianjin

The Second Hospital of Tianjin Medical University, Tianjin

The First Affiliated Hospital of Zhengzhou University, Zhengzhou