| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 741.9 | USD | 20251208 |
| Shandong Energy | China national standards | MT | 1017.47 | USD | 20251208 |
| Aite Zhejiang | China national standards | MT | 989.2 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 791.36 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 713.64 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 890.28 | USD | 20251208 |
| CNPC | China national standards | MT | 791.36 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 720.71 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 960.94 | USD | 20251208 |