China National Machinery Assets Management Co., Ltd.

 22.04

 China National Machinery Industry Group Co., Ltd.

 7.54

 China Energy Engineering Group Co., Ltd.

 6.81

 China Pufa Machinery Industry Co., Ltd.

 4.8

 Han Lili

 4.19

 An Zhongge

 2.98

 China National Engineering & Agricultural Machinery Im port & Export Co., Ltd. 

 1.5

 China United Engineering Co., Ltd.

 1.47

 UBS   AG

 0.60

 Xiaoyu Liang

 0.52