Sunpower Group Ltd. provides environmental protection solutions in the People's Republic of China, the United States, Canada, India, Southeast Asia, the Middle East, Europe, South America, and Oceania. It operates through Manufacturing & Services and Green Investments segments. The company's Manufacturing & Services segment develops heat exchangers, pressure vessels, heat pipes, heat pipe exchangers, pipeline energy saving, and related environmental protection products. This segment also offers solutions for flare and flare gas recovery system, zero liquid discharge system, petrochemical engineering, energy saving system, desulphurization, and denitrification systems. Its Green Investments segment focuses on the investment, development, and operation of centralized heat, steam, and electricity generation plants. In addition, it offers design, consultancy, and technology services to the thermal power, construction materials, architecture, municipal engineering, and other industries. Further, the company provides design, consultation, and technology services; produces and sells foam glass products; and supplies heat and electricity to enterprises. It serves chemicals, textiles, textile printing and dyeing, food, paper-making, paints, pharmaceuticals, leather, wood processing, plastic recycling, fodder, chemical fertilizers, and rubber industries. Sunpower Group Ltd. was founded in 1997 and is headquartered in Nanjing, the People's Republic of China.