According to the format of a chronicle, this book completely records the construction process of Longtan Hydropower Project, including the experience and major achievements in project construction and management. The book is divided into three volumes: the first, middle and second volumes, with a total of 12 chapters. The first volume includes: the natural conditions and social environment of the Hongshui River, survey planning and feasibility studies, design, scientific research and project preparation, and civil engineering; the middle volume includes: mechanical and electrical engineering, project supervision, power generation and management; the second volume includes: land acquisition and resettlement, environmental protection and water conservation, project management, company management, party-mass organizations and party-mass work, company directory and honorary titles, etc.