| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi EnvTech | China national standards | MT | 201.88 | USD | 20251112 |
| Henan Sendi EnvTech | China national standards | MT | 201.88 | USD | 20251112 |
| Henan Sendi EnvTech | China national standards | MT | 194.82 | USD | 20251112 |
| Henan Sendi EnvTech | China national standards | MT | 194.73 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 201.79 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 201.79 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 201.79 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 194.73 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 197.56 | USD | 20251111 |
| Henan Sendi EnvTech | China national standards | MT | 194.76 | USD | 20251110 |