| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 931.73 | USD | 20251109 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1094.08 | USD | 20251109 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1087.02 | USD | 20251109 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251108 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1072.9 | USD | 20251108 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1094.08 | USD | 20251108 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1087.02 | USD | 20251108 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1087.02 | USD | 20251107 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 931.73 | USD | 20251107 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 931.73 | USD | 20251107 |