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Professional Standard Category: Professional Standard - Education |
Category No.: | JY | Valid Status: | superseded |
Issued Organization: | MOE | Issued Date: | 1997-01-23 |
Implemented Date: | 1997-4-1 | Abolished Date: | |
Superseded Standard.: | JY/T 0576-2020 |
Superseded Date: | 2020-12-1 |
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