Jiangsu Jiahong New Materials Co., Ltd.

Engineering Technology Branch of Xi'an Shaangu Power Co., Ltd. (Xuzhou Tianyu)

Zhangjiagang Jinhong Gas Co., Ltd.

Nanjing Baoya Gas Co., Ltd. (Adama Anbang (Jiangsu) Co., Ltd.)

Jiangsu Lihua Chemical Co., Ltd.

Dongma Palm Industry (Zhangjiagang) Co., Ltd.

Messer Gas Especial (Suzhou) Co., Ltd.

Yangzhou Shengma Gas Co., Ltd.

Suzhou Jingli Hydrogen Production Equipment Co., Ltd.

Xuzhou Aorui Compresor Co., Ltd.

Nanjing Jianya New Materials Co., Ltd.

Xuzhou Aorui Compresor Co., Ltd.

Suzhou Jingli Hydrogen Production Equipment Co., Ltd.

Jiangsu Bihua Petroquímica Co., Ltd.