| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 332.09 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.89 | USD | 20251207 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.89 | USD | 20251207 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 332.16 | USD | 20251206 |