The Oklahoma Department of Human Services (OKDHS) Child Welfare Services (CWS) mission is, with the aid and support of community partners, to promote safety, permanency, and well-being for Oklahoma families whose children are abused or neglected.The Oklahoma Department of Human Services (OKDHS) Child Welfare Services (CWS) mission is, with the aid and support of community partners, to promote safety, permanency, and well-being for Oklahoma families whose children are abused or neglected.