HK Electric Investments and HK Electric Investments Limited, an investment holding company, engages in the generation, transmission, distribution, and supply of electricity in Hong Kong Island and Lamma Island. As of December 31, 2023, the company operated 5 coal-fired units, 5 oil-fired gas turbine units, 3 gas-fired combined-cycle units, 1 solar power system, and 1 wind turbine with an installed capacity of 3,403 megawatt