| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1337.12 | USD | 20251010 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.34 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.34 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.22 | USD | 20251010 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1210.45 | USD | 20251010 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1210.45 | USD | 20251010 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 942.31 | USD | 20251009 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 932.46 | USD | 20251009 |