Power Assets Holdings Ltd. engages in the generation, transmission, and distribution of electricity. It operates through the following segments: Investments in Hong Kong Electric Investments (HKEI), Investments, and All Other Activities. The Investments in HKEI segment invests in the generation and supply of electricity business in Hong Kong. The Investments segment includes investment in energy and utility-related businesses, and is segregated further into the geographical segments, such as the United Kingdom, Australia, and other regions. The All Other Activities segment represents other businesses carried out by the group. The company was founded on April 9, 1976 and is headquartered in Hong Kong.