Hajvairy (Pvt.) Limited was established in 1980. The major areas of business of Hajvairy (Pvt.) Limited includes:

• Indenting
• Import and Export
• Defense Dealing
• Repair and Maintenance of American Weapons Systems
• Chinese Weapons System
• Naval Supply of different components through BomeTec & Poly Technologies Inc (commercial Subsidiaries of PLA)
• Regional representative of Aircraft and avionics manufacturers