| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Group Co., Ltd. | China national standards | MT | 1074.07 | USD | 20251201 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1257.79 | USD | 20251201 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1116.47 | USD | 20251201 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1208.33 | USD | 20251201 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1215.39 | USD | 20251201 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1215.39 | USD | 20251201 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1116.47 | USD | 20251201 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 1229.53 | USD | 20251201 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1243.66 | USD | 20251201 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 1215.39 | USD | 20251201 |