| Vendor | Spec | Unit | Price | Currency | Date |
| Chongqing TIAN Yuan | China national standards | MT | 410.82 | USD | 20260605 |
| GX Tiandong Jinyi Tech | China national standards | MT | 411.55 | USD | 20260605 |
| Shandong Jinling | China national standards | MT | 410.82 | USD | 20260605 |
| Shandong Luxi Chem | China national standards | MT | 410.82 | USD | 20260605 |
| Dongying Huatai Chem | China national standards | MT | 425.49 | USD | 20260605 |
| Hengyang Jindong | China national standards | MT | 440.16 | USD | 20260605 |
| Jiangsu LeeMan Chem | China national standards | MT | 550.2 | USD | 20260605 |
| Jiangxi Lee Man Paper | China national standards | MT | 440.16 | USD | 20260605 |
| Chongqing TIAN Yuan | China national standards | MT | 410.54 | USD | 20260604 |
| GX Tiandong Jinyi Tech | China national standards | MT | 411.27 | USD | 20260604 |