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certificate | Certificate name | Issuing agency | Date of issue | Expire date |
---|---|---|---|---|
ISO9001 world standard certificate | Beijing world standard certification center co. LTD | 2017-09-26 | 永久 |
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certificate | Certificate name | Issuing agency | Date of issue | Expire date |
---|---|---|---|---|
ISO9001 world standard certificate | Beijing world standard certification center co. LTD | 2017-09-26 | 永久 |