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| April 1992 |
| To implement “Five Year Developing Project of Special Education”, Mr. Ming-fa Chiu was appointed as the preparatory chief to take the responsibility for establishing the school. |
| July 1, 1994 |
| The Provincial Chia Yi School for the Mentally Retarded was established formally. The part of Suei-Sun Junior High School campus was used as temporary teaching site. In the first year, two primary classes and four secondary classes were set up. |
| August 1995 |
| The instruction building was dedicated. The school was formally moved back to the Chia Yi city campus. |
| July 1996 |
| The vocational Department of Senior High School was established. Four senior high classes were offered. |
| February 1997 |
| Mr. Mu-Jen Jein became the second Principal. |
| February 1999 |
| The school was renamed National Chia Yi School for the Mentally Retarded. |
| February 2001 |
| Mr. Ji Duei Shiu served as the third Principal. |
| February 2006 |
| Mrs. Siou-Ying Wu became the fourth Principal. |
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