| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 706.48 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 706.67 | USD | 20251203 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.54 | USD | 20251203 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.54 | USD | 20251203 |
| Shandong Linglin New Material Co., Ltd. | China national standards | MT | 692.54 | USD | 20251203 |
| 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 |