CEVIA Enviro Inc., together with its subsidiaries, engages in solid waste treatment business in China. The company engages in investment, construction and operation of domestic waste incineration power generation; disposal of hazardous waste, medical waste, and organic waste; and professional operation services. It also provides cleaning and sanitation, domestic waste collection and transportation, construction and operation of waste transfer stations, waste classification, landscaping and other urban transfer stations, and garbage classification services. In addition, the company is involved in water supply and sewage treatment business; development and operation of toll expressways; provision of expressway-related supporting services, including maintenance, and repair and traffic safety management of the expressway.