This book is written in the way as research notes on the history of Chinese silkworm breeding and mulberry growing of over 5,000 years. The author classifies them into five parts as relics, industry, culture, eulogy and rejuvenation. There are over 200 essays of over 1 million characters. They are independent but related to each other. The first four parts concerns data before 1949, so they belong to ancient and modern times; While part 5 deals with data after 1949, so part 5 belongs to contemporary times. Therefore, the five parts make up the whole and complete history of silkworm breeding and mulberry growing. Each part provides readers with tens of essays related to silkworm and silk. They are arranged chronologically. Each essay centers on historic event, allusions of people, customs or progress of technique. Readers can choose what to read according to the content. People who are related to silk industry and who are interested in the history and culture of Chinese silk development can refer to this book.