Jiangsu Jiahong New Materials Co., Ltd.

Filiale Ingegneria e Tecnologia di Xi'an Shaangu Power Co., Ltd. (Xuzhou Tianyu)

Zhangjiagang Jinhong Gas Co., Ltd.

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

Jiangsu Lee & Man Chemical Co., Ltd.

Dongma Palm Industry (Zhangjiagang) Co., Ltd.

Messer Gas Speciali (Suzhou) Co., Ltd.

Yangzhou Shengma Gas Co., Ltd.

Suzhou Jingli Hydrogen Production Equipment Co., Ltd.

Xuzhou Aorui Compressore Co., Ltd.

Nanjing Jianya New Materials Co., Ltd.

Xuzhou Aorui Compressore Co., Ltd.

Suzhou Jingli Hydrogen Production Equipment Co., Ltd.

Jiangsu Bihai Petrochimico Co., Ltd.