| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Longhui Chem | Rubber Grade | MT | 985.15 | USD | 20251007 |
| Shandong Longhui Chem | Rubber Grade | MT | 985.15 | USD | 20250930 |
| Shandong Longhui Chem | Rubber Grade | MT | 985.12 | USD | 20250925 |
| Shandong Longhui Chem | Rubber Grade | MT | 985.12 | USD | 20250924 |
| Shandong Longhui Chem | Rubber Grade | MT | 985.12 | USD | 20250923 |
| Shandong Longhui Chem | Rubber Grade | MT | 984.45 | USD | 20250922 |
| Shandong Longhui Chem | Rubber Grade | MT | 984.14 | USD | 20250920 |
| Shandong Longhui Chem | Rubber Grade | MT | 984.14 | USD | 20250919 |