 |
 |
| Excellent Materials Suppliers | Excellent Materials Suppliers |
 |
 |
| Operating Licenses for Hazardous Chemicals | Safety Production License |
 |
 |
| China Petroleum and Natural Gas Access Permit | China Petroleum and Natural Gas Suppliers Access Permits |
 |
 |
| Environmental Management System Certificate | Quality Management System Certificate |
|
|
|
| Excellent Supplier | Excellent Supplier |
 |
|
| Occupational Health and Safety |
