2021 International Conference on Data Mining and Statistical Applications （DMSA 2021）will be held in Chengdu on Oct 29-31, 2021. DMSA 2021 will focus on the latest research fields of "Data Mining and Statistical Applications", providing an international platform for experts, professors, scholars, engineers and others from universities, scientific institutes, enterprises and public institutions at home and abroad to share professional experience, expand professional network, communicate new ideas face to face and display research results. Exploring key challenges and research directions in this field, with a view to promoting the development and application of theories and technologies in this field in universities and enterprises, as well as establishing business or research connections for attendees and seeking global partners for future ventures.