| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.2 | USD | 20251128 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.2 | USD | 20251128 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.39 | USD | 20251119 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.39 | USD | 20251119 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.39 | USD | 20251119 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 705.5 | USD | 20251119 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.85 | USD | 20251114 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.85 | USD | 20251114 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 705.97 | USD | 20251114 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 691.85 | USD | 20251114 |