It is reported that Xianhua Liu is of Chinese Canadian descent. Information on the Internet shows that Liu Xianhua's father is from Hong Kong and his mother is from Taiwan. Liu Xianhua was born in Canada on October 11, 1989. He has always been a Canadian national. Liu Xianhua has three brothers and sisters. He has an older brother named Clinton Lau and a younger sister named Whitney Lau. He is the second oldest in the family.

With the support of his family, Liu Xianhua learned classical violin at the age of five and piano at the age of six. His musical enlightenment was very early. When he was sixteen years old, Liu Xianhua took the exam held by the Royal Conservatory of Music of Canada and successfully obtained the Grade 10 violin certificate. Moreover, he also received a silver medal that only a few people can get.