| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 617.83 | USD | 20251002 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 617.83 | USD | 20251001 |
| Jinan Jinrihe Chem | Silicon Micro | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Ink Grade | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Feed Grade | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Feed Grade | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Agrochemical Grade | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Silicon Micro | MT | 774.05 | USD | 20250930 |
| Jinan Jinrihe Chem | Ink Grade | MT | 774.05 | USD | 20250930 |
| Shandong Junfeng | HM-1170 | MT | 492.58 | USD | 20250930 |