| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi EnvTech | China national standards | MT | 202.3 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 198.06 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 202.3 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 195.23 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 202.3 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 195.23 | USD | 20251211 |
| Henan Sendi EnvTech | China national standards | MT | 195.04 | USD | 20251210 |
| Henan Sendi EnvTech | China national standards | MT | 202.11 | USD | 20251210 |
| Henan Sendi EnvTech | China national standards | MT | 202.11 | USD | 20251210 |
| Henan Sendi EnvTech | China national standards | MT | 202.11 | USD | 20251210 |