Introduction: This study based on the impacts of the health and wellbeing of the children who are belongs to the tea estate worker families in tea growing areas and hill country in Sri Lanka. In Sri Lanka tea industry has a long history which started by British Colonial era 1871. Tamil workers were recognized as the largest working force in tea estates and this population represent 6 percent of national working force. (reference) More than 80% of Tamil estate workers are with south Indian ancestry and they were established by British rulers since initial the stage of establishment of the plantations. Since at the beginning and up to date this migrated Indian plantation workers lived in line rooms, with much undeveloped infrastructure facilities. And still they lived as isolated groups from the rest of the society. These people in tea estates were marginalised and neglected and they lived several decades under severe poverty conditions, social and cultural negligence by cast, ethnicity, poor sanitary and health conditions. This consequences highly affected children’s health, wellbeing and future achievements. How ever, Sri Lanka recognized as a country who achieved a successful human development in terms of child development and child health among other south Asian countries ( Reference). Despite high level of health achievements as a country, In Estate sector child health statistics have shown a big disparity than other sectors, Urban and Rural Sectors. This disparity and consequences directly affected for wellbeing of children who live in Estates. This Hence, this literature review examines a overview about domestic child health status in main three residential sectors Urban, Rural and Estate sectors.