Located in the southwest China (the main tea-producing region), Chengdu is one of the significant cradles of teahouse culture. Traditional teahouses in Chengdu can be found in both urban and rural areas, known for their distinctive use of covered bowls for serving tea. These teahouses serve as venues for public activities, information exchange, local product trading, folk-art performances and harmonious interactions among people from diverse backgrounds around the world. Archives relating to Chengdu Traditional Teahouses consist of documents related to almost all teahouses in Chengdu from 1903 to 1949, including manuscripts, business documents, charts, photographs, and printed materials, totalling 6,345 items. The content of these archives relates to various aspects of the daily operations of teahouses, industry administration, multifaceted functions, cultural exchanges, and the protection of women’s rights etc. The Archives offer a specific insight into mutual influences between teahouse culture and other aspects of society, representing a facet of the development process of cities in modern and contemporary China like Chengdu. Among similar archives, this collection stands out for its systematic and comprehensive documentation to serve as essential primary sources for studying traditional culture, particularly Chinese tea culture, embodying important academic value.