| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251209 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251208 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251205 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251204 | |
| Nanjing CharcoalChem | China national standards | MT | USD | 20251203 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251201 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251127 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251124 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251119 | |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | USD | 20251114 |