| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Mat | China national standards | MT | 1355.45 | USD | 20251115 |
| Jinan Qi Mat | China national standards | MT | 882.46 | USD | 20251115 |
| Zibo Lishuo Chem | China national standards | MT | 988.35 | USD | 20251115 |
| Shaanxi Yanchang Petro | China national standards | MT | 885.28 | USD | 20251115 |
| Shandong Yuhuang Chem | China national standards | MT | 1291.92 | USD | 20251115 |
| Beijing Yanshan Petro | China national standards | MT | 1221.32 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1193.08 | USD | 20251114 |
| Nanjing Runsheng Petro | China national standards | MT | 903.64 | USD | 20251114 |
| Changzhou Juyun Mat | China national standards | MT | 1341.33 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1200.14 | USD | 20251114 |