| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Mat | China national standards | MT | 1358.12 | USD | 20251211 |
| Sinopec | China national standards | MT | 933.71 | USD | 20251211 |
| Sinopec | China national standards | MT | 933.71 | USD | 20251211 |
| Wanhua Chem | China national standards | MT | 962.0 | USD | 20251211 |
| Shandong Yuhuang Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 926.63 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 912.49 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 912.49 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 912.49 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 1194.3 | USD | 20251210 |