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| Honorary Certificate for Abiding by Contracts and Keeping Promises Enterprise | |
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| The Quality and Credit at AAA level Certificate in China | |
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| Group Member Certificate for China Civil Engineering Society | |
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| Member Unit of Construction Engineering NDT Professional Committee | |
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| Thesis Certificate Awarded to Mr. Numbers Han of EPC | |
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| Thesis Certificate Awarded to Mr. G L Shen of EPC | |
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| Member Unit of Zhengzhou Construction Engineering Quality Test Industry Association | |
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| Qualification Certificate of Recommended Member by Education Facility Industry | |
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