Qing Dynasty scholar and bibliophile. The courtesy name is Xihao, the first character is Shili, and the name is Huaitang. A native of Qiantang (now Hangzhou, Zhejiang). In his early years, he studied under Li E, and became as famous as Hang Shijun in poetry and prose. He has read a lot of books, covering everything from farmland, water conservancy, border defense, military, ancient and modern history, customs and curing diseases. In the twelfth year of Qianlong's reign (1747), he wrote a erudite poem. He once compiled and edited books such as Zhejiang General Chronicles and West Lake Chronicles. He once read many ancient books in Zha's "Shui Xizhuang" and became fond of collecting books. His family had bookstores called "Xiao Mian Zhai" and "Ting Yu Lou", and wrote 4 volumes of "Xiao Mian Zhai Reading Notes". , the catalog of the collection contains more than 500 ancient and modern books and postscripts. Under the title of each book, the surname of the author is stated and a preface and postscript are written, describing the basic content of the book, with occasional reference to personal remarks. It is one of the bibliographic works of the Qing Dynasty. He was able to write poems at an early age and was as famous as Hang Shijun. In the twelfth year of Qianlong's reign (AD 1747), "Bo Xue Hong Ci" was selected and reported. When traveling to Tianjin, I visited Zha's Shuixizhuang. Poetry commentators from the north and south regarded him as an altar. Shi Yizhi, a great scholar, recommended his study of Confucian classics, but his mother said goodbye to him. Hang has a vast collection of books, and he is good at providing practical knowledge on farmland, water conservancy, border defense, military affairs, and so on.