sentences:  The Board of Community Health Councils in Wales is the National body for all CHCs in Wales.The CHCs also provide a free, independent and confidential advocacy service to patients who seek advice and support in the process of pursuing a complaint against the NHS.At the time of the launch of the new CHCs in 2010, the then Health Minister for Wales, Edwina Hart, indicated that they would be reviewed after two years, to evaluate how they were working.