| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | Rubber Grade | MT | 773.68 | USD | 20250929 |
| Jinan Jinrihe Chem | 1300 Mesh | MT | 773.68 | USD | 20250929 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 617.54 | USD | 20250929 |
| Hubei 789 Chem | Industrial Grade | MT | 843.27 | USD | 20250928 |
| Shandong Junfeng | HM-1170 | MT | 491.9 | USD | 20250928 |
| Jinan Jinrihe Chem | Silicon Micro | MT | 772.99 | USD | 20250928 |
| Jinan Jinrihe Chem | Feed Grade | MT | 772.99 | USD | 20250928 |
| Jinan Lianxing | Rubber Grade | MT | 843.27 | USD | 20250928 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 616.99 | USD | 20250926 |
| Jinan Lianxing | Rubber Grade | MT | 843.27 | USD | 20250926 |