Upholding the development strategy of “application of equipment in process, equipment standardization, and intelligent modules,” BGE provides systematic, professional water treatment solutions, including R&D, design, construction, operation services, and equipment manufacturing. Its services cover the treatment, recycling and zero-discharge of industrial wastewater, leachate treatment, stricter discharge standard of municipal sewage, and operation services for the water treatment system. It develops multiple core technologies such as the Circulating and Heterogeneous Photocatalytic Oxidation Reactor (PCR), ZLD treatment for leachate, zero discharge treatment of high-salinity wastewater, and BGE peristaltic beds. Eight of the core technologies were selected as the new technology and product of Beijing municipality.