China International Holdings Ltd is an integrated water supply company, wastewater treatment as well as managing a real estate portfolio. It is involved in the processing of raw water and reclaimed water and the distribution of treated water for industrial and domestic. Its operating segment includes Water supply services; Land development and others. The company generates maximum revenue from the Water supply services segment. Its Water supply services segment is engaged in the construction of water pipelines and the supply of gray water wastewater treatment service. Company operates in PRC and Hong Kong, majority of revenue from PRC.