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| ISO14001-9001 Chinese Version | production safety license | electronic engineering certificate Class I |
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| Mechanical and electrical equipment installation engineering professional contracting level | Environmental Engineering Professional Contracting Level 2 | Building intelligent system design |
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| Environmental Pollution Control Qualification Certificate | Corporate credit certificate | Mechanical and electrical engineering construction general contracting two |
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| OHSAS18001 Occupational Health Management System Certificate | Municipal public works construction general contracting level three | Trademark registration certificate |