Gǎnhuàyuàn de mùdì shì ràng qīngshàonián gǎiguò zìxīn.
The purpose of a reformatory is to give youth a chance to mend their ways.
Tips
usage
感化 literally means ‘to influence and transform’ — the word frames these institutions as places of moral reformation rather than punishment. The modern PRC equivalent is 工读学校 (gōngdú xuéxiào, work-study school).