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| ENGINE DOCTORS GROUP CO., LIMITED | Private company limited by shares | Live |
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| URANUS ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live |
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| WAI TAT ENGINEERING & TRADING LIMITED | Private company limited by shares | Live |
| PAKWIN ENGINEERING LIMITED | Private company limited by shares | Live |
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| Rega Engineering Group Company Limited | Private company limited by shares | Live |
| CREATIVE VEHICLE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
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| Ultrahigh Engineering Company Limited | Private company limited by shares | Live |
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| Mighty Engineering Limited | Private company limited by shares | Live |
| D & H ENGINEERING LIMITED | Private company limited by shares | Live |
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