Sunpower Group Ltd. is a China-based investment holding company engaged in the development and manufacture of energy saving, energy efficient and environmental protection products and the provision of solutions. The Company operates two segments. Manufacturing & Services (M&S) segment provides heat exchangers and pressure vessels, heat pipes and heat pipe exchangers, pipeline energy saving products and related environmental protection products. It also provides solutions for flare and flare gas recovery system, desulphurisation and denitrification system, zero liquid discharge system, petrochemical engineering and energy saving system. Green Investments (GI) segment focuses on the investment, development and operation of centralized heat, steam and electricity generation plants.