| Vendor | Spec | Unit | Price | Currency | Date |
| Ertai Hainan | China national standards | MT | 3248.77 | USD | 20251126 |
| Ertai Hainan | China national standards | MT | 3175.8 | USD | 20251120 |
| Ertai Hainan | China national standards | MT | 3229.8 | USD | 20251113 |
| Ertai Hainan | China national standards | MT | 3174.16 | USD | 20251104 |
| Ertai Hainan | China national standards | MT | 3136.8 | USD | 20251029 |
| Ertai Hainan | China national standards | MT | 3086.38 | USD | 20251023 |
| Ertai Hainan | China national standards | MT | 3057.5 | USD | 20251020 |
| Ertai Hainan | China national standards | MT | 3058.54 | USD | 20251017 |
| Ertai Hainan | China national standards | MT | 3055.43 | USD | 20251014 |
| Ertai Hainan | China national standards | MT | 3068.35 | USD | 20251011 |