Kaifeng Air Separation Group Co., Ltd.

Sichuan Zhiyoupu Technology Co., LTD.

ZHEKUANG HEAVY INDUSTRY CO., LTD.

Guangdong Sihui Instrument Transformer Works Co., Ltd.

Xinji Aosen Metal Products Co., Ltd.

ShanDong High Voltage Insulator CO., LTD.

Angang Group Yongtong Ductile Cast lron Pipe Co., Ltd.

Jiamusi Electric Machine Co., Ltd.

Beijing Zhiyuan Xinneng Electric Technology Co., Ltd.

CHANGZHENG ENGLINEERING CO., LTD.

Wuxi Hongda Heavy Forging Co., Ltd.

XIZI CLEAN ENERGY EQUIPMENT MANUFACTURING CO., LTD.

Xinxiang SIMO Blower Co., Ltd.

Chongqing General Industry (Group) Co., Ltd.

MODULA (CHINA) AUTOMATION EQUIPMENT CO., LTD.

Henan Quanshun Flow Control Science & Technology Co., Ltd.

GUANGXI YUCHAI MACHINERY CO., LTD.

Shandong Shengbao Heat Transfer Technology Co., Ltd.

Sufa Technology Industry Co., Ltd., CNNC.

Sichuan Chuanguo Boiler Co., Ltd.

TAIYUAN BOILER GROUP CO., LTD.

DANAI PUMPS CO., LTD.

Zoomlion Heavy Industry Science & Technology Co., Ltd.

Anhui Landun Photoelectron Co., Ltd.

Jinan Heavy industries Group Co., Ltd.

XUCHANG INTELLIGENT RELAY CO., LTD.

Shenzhen Smida Electronic Co., Ltd.

CHENGDU ACTION ELECTRONICS JOINT-STOCK CO., LTD.

Beijing KGT Instrument Equipment Co., Ltd.

Jiangyin Zhongnan Heavy Industry Co., Ltd.