"A Century of Changes of Sexual Industry in Hong Kong (Second Edition)" describes the development of the entertainment industry in Hong Kong over a century since its opening as a port, and reflects the people's livelihood and social conditions in Hong Kong from the side. The whole book is divided into two parts, the second part contains 50 articles, which are column texts published in newspapers by authors in the last century. In the friendly and interesting "Three and Third" text, it tells the anecdotes about Hong Kong's "Fengyue". The first part is newly written by the author, introducing the historical background and characteristics of Hong Kong entertainment industry. The book is also accompanied by cartoons drawn by Dung Puisan, which are quite old-fashioned.