China Natural Resources Inc is an investment holding company. It principally engaged in the exploration and mining and wastewater treatment businesses in the People's Republic of China. The company has two operating segments: (i) Wastewater treatment segment, which consists of sales of assembled equipment, provision of construction service, and participation in PPP projects as an operator (ii) Exploration and mining segment, which consists of the exploration of lead, silver, and other metals in the Inner Mongolia Autonomous Region of the PRC and the trading of copper ores products. It earns the majority of its revenue from the Wastewater treatment segment.