| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1126.0 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.22 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1167.34 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.11 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |