| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| ShanDong Shenghua | China national standards | MT | USD | 20250402 | |
| Dongying Hi-tech | China national standards | MT | USD | 20250402 | |
| Qingdao Soda | China national standards | MT | USD | 20250402 | |
| Ningbo Dafeng | China national standards | MT | USD | 20250401 | |
| ShanDong Shenghua | China national standards | MT | USD | 20250401 | |
| Dongying Hi-tech | China national standards | MT | USD | 20250401 | |
| Qingdao Soda | China national standards | MT | USD | 20250401 | |
| Ningbo Dafeng | China national standards | MT | USD | 20250331 | |
| ShanDong Shenghua | China national standards | MT | USD | 20250331 | |
| Dongying Hi-tech | China national standards | MT | USD | 20250331 |
