| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 960.94 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 890.28 | USD | 20251208 |
| Shandong Mingyu | China national standards | MT | 925.61 | USD | 20251208 |
| Nanjing Runsheng Petro | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 727.77 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Shaanxi Petro Yanan | China national standards | MT | 1064.1 | USD | 20251208 |
| CNPC | China national standards | MT | 791.36 | USD | 20251208 |