"The Monument of Yu Gonggong Wen Yanbo", whose full name is "The Monument of Yu Gonggong Wen Yanbo", also known as "The Monument of Wen Yanbo, the Duke of Yu Gong", was erected in October of the 11th year of Zhenguan (637) in the Tang Dynasty in Shaanxi Province. Liquan County. According to "Inscriptions and Stones Collection", the stele is one foot, one foot and a half high, four feet and four inches wide, with thirty-six lines and seventy-seven characters in it. The full text is about 2,800 words, and it is the oldest preserved one. This book has more than 800 words. This monument is one of the monuments buried with the Zhaoling Tomb of Emperor Taizong of the Tang Dynasty (Li Shimin) in Liquan, Shaanxi Province, which fully illustrates Wen Yanbo's high status in the Tang Dynasty.