| Certificate name/Cert.Name | Effective Date | Effective Date Valid To: | Application Scope | Certification By the certification body: |
| Quality management system certification | 2024.3.1 | 2027.3.25 | Design and manufacture of safety valves, breather valves (ordinary type), and flame arresters within the scope of qualified licensing. | CHINA CLASSIFICATION SOCIETY CERTIFICATION CO.,LTD |
| Environmental Management System Certification | 2024.3.1 | 2027.4.3 | Design and manufacture of safety valves, breather valves (ordinary type), and flame arresters within the scope of qualified licensing. | CHINA CLASSIFICATION SOCIETY CERTIFICATION CO.,LTD |
| Occupational Health and Safety Management System Certification | 2024.3.1 | 2027.4.3 | Design and manufacture of safety valves, breather valves (ordinary type), and flame arresters within the scope of qualified licensing. | CHINA CLASSIFICATION SOCIETY CERTIFICATION CO.,LTD |
| Special equipment production license | 2022.9.8 | 2026.9.9 | （A）Manufacture of safety accessories including safety valves. | Zhejiang Provincial Administration for Market Regulation |
| ASME | 2022.9.15 | 2025.9.15 | Manufacture of pressure vessel pressure relief valves at the above location only (This authorization does not cover welding, brazing or fusing) | The American Society of Mechanical Engineers (ASME) |
| CE certificate | 2021-12-20 | 2026-12-20 | safety valve | Ente Certificazione Macchine Srl |
| TS certificate | 2020.11.9 | 2024.11.8 | Manufacture of flame arrester elements. | Zhejiang Provincial Administration for Market Regulation |
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简述
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