| Vendor | Spec | Unit | Price | Currency | Date |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 691.77 | USD | 20251112 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 691.67 | USD | 20251029 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 691.67 | USD | 20251029 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.4 | USD | 20251020 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.4 | USD | 20251020 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.45 | USD | 20251016 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.45 | USD | 20251016 |
| Linyi Haoxuan New Materials Co., Ltd. | China national standards | MT | 690.19 | USD | 20251015 |