| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 763.1 | USD | 20251208 |
| Hubei 789 Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Hubei 789 Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 763.1 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 763.1 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 763.1 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 968.01 | USD | 20251208 |