Qingzhou City Qingxi Mechanical Equipment Ltd.

Xuzhou Queen Engineering Machinery Manufacturing Co. Ltd.

Shandong Xano Heavy Industries Co. Ltd.

International Supply Chain Co. Ltd.

Hubei Springs Specialized Vehicle Sales Ltd.

Syracuse Revelation Mechanical Technology Ltd.

Xuzhou Sang Bong Mechanical Manufacturing Co. Ltd.

Shandong Haiding Ship Manufacturing Co. Ltd.

Qingdao Three Sea Allied Environmental Equipment Ltd.

Guangzhou City Communications Machinery Ltd.

HAINAN PETROLEUM PETROCHEMICAL EQUIPMENT CO. LTD.

Jeaning Heinie Industries Ltd.