Local chronicles were documents that recorded the history, geography, culture, and people of a place. It was a precious historical material and cultural heritage. It usually included the following aspects: 1. Location and natural environment: The local chronicles mainly record the geographical location, topography, climate, water, natural disasters and other natural environmental characteristics of the area. 2. Historical events and people: Local chronicles usually record in detail important events, people, legends, folk customs, etc. in local history, including political, economic, cultural, social, and other information. 3. Administrative divisions and geographical information: The local chronicles also contain administrative divisions and geographical information, such as the distribution of local governments, streets, villages, enterprises and institutions, as well as geographical coordinates, topography and other data. 4. Literature and art: local chronicles can not only record local history and culture, but also local literature and art such as poetry, novels, plays, essays, music, and other works, as well as related artists, writers, philosophers and other information. Local chronicles were very important. They could not only provide information about local history, culture, geography, etc., but also serve as basic information for studying local society, economy, culture, etc. At the same time, local chronicles were also a precious cultural heritage, which was of great significance to the protection and inheritance of local history and culture.