Zhai Xiao Wen (English name: Bill), born in Jinan, Shandong, is a Chinese singer, actor, and model managed by Wajijiwa Entertainment. He is a member of the boy group R1SE. He participated in "Produce Camp 2019", where he ranked 6th in the finals, debuting with the boy group R1SE. He was also a contestant on "The Coming One" and finished Top 9. He participated in the shooting of VogueMe and other fashion magazines.