1. LU GIA MECHANICAL ELECTRIC JOINT STOCK COMPANY
2. LU GIA REAL ESTATE TRADING INVESTMENT COMPANY LIMITED
3. HA NOI HIGHWAY CONSTRUCTION AND INVESTMENT JOINT STOCK COMPANY
4. SAI GON BRIDGE CONSTRUCTION JOINT STOCK COMPANY
5. BOT NINH THUAN PROVINCE COMPANY LIMITED
6. BOT RACH MIEU BRIDGE COMPANY LIMITED
7. NINH THUAN INVESTMENT CONSTRUCTION DEVELOPMENT JOINT STOCK COMPANY
8. HIEN AN BINH BRIDGE AND ROAD JOINT STOCK COMPANY
9. BOT TRUNG LUONG - MY THUAN JOINT STOCK COMPANY