The mahjong origin museum is the first mahjong culture-themed museum in china. It is located in the Tianyi Pavilion scenic area of haishu, ningbo, zhejiang province, china. The exhibition area covers an area of more than 1,000 square meters. It takes the history of mahjong as a clue, examines the life of mr. chen yumen, the history of chinese exhibition, the history of mahjong generation and evolution, and proves the inextricable link between mahjong and ningbo from the dialect of ningbo, nautical terms and so on.