Beijing Longyuan Environmental Protection Engineering Co., Ltd, as a high and new technology company, has devoted to the development and application of environmental protection industry from 2004.BJLY has mainly been engaged in engineering construction projects including wet flue gas desulphurization using seawater or lime-limestone slurry, customized DeNOx, flue gas mercury removal, Integrated Ultra-low Emission Technology, municipal solid waste incineration power plant, water and wastewater treatment, seawater desalination, CO2 capture etc., integrated with technical R&D, system design, equipment configuration, construction, commissioning, operation and after-sales services, including import and export of related technologies and equipment, which covers the industries of power, petro-chemical, iron and steel, and so on. In large boiler seawater flue gas desulfurization field, BJLY is domestic leader and world-class environmental protection enterprise.
In 2007, BJLY undertook the key project of National High-tech R&D Program (863 Program), named “Large-sized Coal-fired Power Station Boiler Seawater FGD Technology and Demonstration”. Based on lots of research work and projects, BJLY developed the Seawater FGD technology for large-sized coal-fired power station boiler and its engineering design software package with self-owned intellectual property，and become sea water FGD industry national standard setter. Up to now, BJLY has gained 19 national patents（including 6 invention patents）.
By 2017, BJLY has contracted near 100,000MW total capacity of FGD and DeNox projects in operation or under construction, of which 30,000MW is for seawater FGD, and successfully enters international market, such as Turkey, Indonesia, Sri Lanka and so on. And our international market share has reached near 30%.