| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.12 | USD | 20251024 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.37 | USD | 20251023 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.17 | USD | 20251023 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.01 | USD | 20251022 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.2 | USD | 20251022 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.01 | USD | 20251022 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.31 | USD | 20251021 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.93 | USD | 20251020 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.93 | USD | 20251020 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.11 | USD | 20251020 |