| 581 | Bs Industry | Sialkot |
| 582 | Long Life Sentry Fittings | Sialkot |
| 583 | New Sahiwal Industry | Sahiwal |
| 584 | Ilayas Brothers Engineering | Faisalabad |
| 585 | Arshad Engineering | Faisalabad |
| 586 | Arain Brothers Trali Makers | Jhang |
| 587 | Bilal Dhalai Works | Gujranwala |
| 588 | M. Akram &Co | Sialkot |
| 589 | M Sadiq Agro Engineers | Sialkot |
| 590 | Muhammad Yousaf Mechanical Engineering | Okara |
| 591 | Muhammad Arshad Foundry | Okara |
| 592 | Awaisa Agri Industry | Sahiwal |
| 593 | Basheer Brothers Zari Industry | Vehari |
| 594 | Saeed Bhai Ky Zarai Aalat | Vehari |
| 595 | Zari Industries Gaggoo | Vehari |
| 596 | Sun Light Mechanical Industry | Vehari |
| 597 | Mughal Water Pump | Gujranwala |
| 598 | Golden Sanitary Fittings Industry | Gujranwala |
| 599 | Amjad Engg. Works, | Lahore |
| 600 | Eng Zone Engineering Services Private Limited | Lahore |