What are the leading stocks in the photovoltaic sector?

Chongqing Three Gorges Water Conservancy and Electric Power (Group) Co., Ltd. has a history of industrial progress of more than 70 years. On August 4th, 1997a shares went public, becoming the first listed company in Chongqing electric power industry and China water conservancy system. The company's main business is power generation and power supply: at the same time, it is engaged in the installation of thermal power units below125,000 kW, the design and construction of10 kV power transmission and transformation project, the installation of industrial boilers below medium temperature and medium pressure, the installation, manufacturing, advertising, architectural decoration engineering construction and business of large hydraulic metal components and _ _ _ _ class pressure vessels. It is an enterprise group integrating electric power development and diversified management.