| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | 2004.43 | USD | 20251029 |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | 2003.36 | USD | 20251027 |
| Nanjing CharcoalChem | China national standards | MT | 2002.03 | USD | 20251024 |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | 2002.31 | USD | 20251023 |
| Nanjing CharcoalChem | China national standards | MT | 2001.3 | USD | 20251022 |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | 2014.85 | USD | 20251020 |
| Nanjing CharcoalChem | Qualified/Standard Grade | MT | 2043.72 | USD | 20251017 |
| Shandong Guanjiu Energy | Qualified/Standard Grade | MT | 2324.99 | USD | 20251016 |
| Shandong Guanjiu Energy | China national standards | MT | 2324.99 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 2324.99 | USD | 20251016 |