| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi EnvTech | China national standards | MT | 194.51 | USD | 20251018 |
| Henan Sendi EnvTech | China national standards | MT | 194.51 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 201.55 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 201.55 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 201.55 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 194.51 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 197.32 | USD | 20251017 |
| Henan Sendi EnvTech | China national standards | MT | 201.5 | USD | 20251016 |
| Henan Sendi EnvTech | China national standards | MT | 201.5 | USD | 20251016 |
| Henan Sendi EnvTech | China national standards | MT | 201.5 | USD | 20251016 |