Psychological evaluation are provided for the court and review boards to facilitate their decision making. Counselling services are provided to inmates with emotional and behavioural problems. According to the principle of risks and needs evaluation and programme matching for managing re-offending risks. Structured treatment programmes are arranged for eligible inmates/prisoners. These programme included treatment programme for sex offenders and offenders with substance abuse problems. Preventive mental health programmes and violent prevention programme is arranged for adult offenders. Offending Behaviour Programme is conducted for young offenders to facilitate development of pro-social values and attitude and to change their offending behaviours. As part of the parent-inmate programme, talks and production of audio-visual materials are arranged to enhance the involvement of the offenders' families in the rehabilitation process. Research projects are conducted to better understand the psychological make-up of offenders and to improve programme effectiveness.