According to Baidu Encyclopedia, Cui Ze's prototype is Li Dulun, the wife of Li Changgao, the Korean Go master "Stone Buddha". She used to be a member of a group of graduate students in Korean Chess Academy, but eventually failed to cross the threshold, and then entered the Go major of BenQ University in Korea. Since 2008, she has worked as an intern on the Korean Go website. After graduating from college in 2009, she officially signed a contract with the Go website.

201010/on October 28th, Li Changgao Jiu Duan, a national treasure of Korean Go, held a simple and warm wedding with Li Dulun, a former Go reporter's girlfriend, at 6: 30pm (Korea time) that day. Their wedding was a secret. Except for Mr. and Mrs. Cao Xunxuan, all the people attending the wedding are relatives of their two families, with a total of more than 200 people.