| # | Facility | t of steel | t CO₂e/yr |
|---|---|---|---|
| 1 | Alliance Steel Kuantan plant | 3,500,000 | 5,127,624 |
| 2 | Lion Industries Megasteel plant | 3,200,000 | 813,464 |
| 3 | Eastern Steel Kemaman plant | 2,700,000 | 4,167,355 |
| 4 | Malaysia Steel Works Klang | 1,600,000 | 2,409,370 |
| 5 | Southern Steel Prai Penang plant | 1,400,000 | 177,766 |
| 6 | Lion Industries Amsteel Banting steel plant | 1,250,000 | 1,173,959 |
| 7 | Eden Flame Johor steel plant | 1,050,000 | 266,918 |
| 8 | Ann Joo Integrated Steel Penang plant | 900,000 | 642,630 |
| 9 | Ann Joo Steel Selangor plant | 820,000 | 877,549 |
| 10 | Lion Industries Amsteel Klang steel plant | 750,000 | 165,502 |
Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).