| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1221.13 | USD | 20251107 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1355.24 | USD | 20251107 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1341.13 | USD | 20251107 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1355.24 | USD | 20251107 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1228.19 | USD | 20251107 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1157.6 | USD | 20251107 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1157.6 | USD | 20251107 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1312.89 | USD | 20251107 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1312.89 | USD | 20251107 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1327.01 | USD | 20251107 |