| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1526.01 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1526.42 | USD | 20251203 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1525.66 | USD | 20251128 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1523.87 | USD | 20251119 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1524.89 | USD | 20251114 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1524.71 | USD | 20251112 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1524.5 | USD | 20251029 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1521.71 | USD | 20251020 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1522.22 | USD | 20251017 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 1521.81 | USD | 20251016 |