Yu Shu Xin (English name: Esther Yu) is a Chinese singer and actress. Born on December 18, 1995, she made her acting debut in the 2016 television drama “Border Town Prodigal.” She also has appeared in the dramas “The Advisors Alliance” (2017), “Youth” (2018), and “My Amazing Boyfriend 2” (2018).

She gained popularity and recognition with her role as Cai Min Min in the hit romance drama "Find Yourself". In the variety program "Youth With You 2", where she became immensely popular due to her bubbly personality, she ranked 2nd and became part of the Chinese girl group THE9. In 2021, she was the youth tutor for "Youth With You 3".

虞书欣，1995年12月18日出生于上海，中国内地女演员。2015年，因出演个人首部电视剧《新边城浪子》而正式进入演艺圈。2016年，主演现代都市片《花落流年》；之后，参演三国战争题材权谋古装剧《军师联盟》和现代都市电视剧剧《李大宝的平凡岁月》；同年10月22日，参与录制的校园纪实节目《一年级·毕业季》在湖南卫视播出 。2017年，主演校园情感剧《最亲爱的你》和都市奇幻剧《我的奇妙男友2之恋恋不忘》。