NINGBO MASTER SHIP DESIGN CO., LTD.
XI'AN XINZHU FIRE & RESCUE EQUIPMENT CO., LTD.
SHANGHAI AIZE INDUSTRIAL EQUIPMENT CO., LTD.
FUJIAN HAIHONG MARINE ENGINEERING DESIGN CO., LTD. Ex-Name: FUZHOU HAIHONG SHIP DESIGN CONSULTING SERVICE CO., LTD.
TANGSHAN YANSHAN IRON & STEEL CO., LTD. Ex-Name: QIAN'AN LIANGANG YANSHAN IRON AND STEEL CO., LTD.