| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.84 | USD | 20251015 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 330.89 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 302.73 | USD | 20251014 |