Xinyu Cai graduated from Zhejiang university in 2019 as an undergraduate majoring in urban planning, native of liaoning province. Xinyu Cai was recommended to be admitted to Zhejiang university as a postgraduate majoring in urban planning. Xinyu Cai once served as the student leader of Wenqin symphony orchestra in Zhejiang university, and is now the chief of the orchestra.
In 2015, Xinyu Cai participated in the English summer camp for high school students jointly organized by Chinese students and foreign students of Zhejiang university. In 2016, Cai participated in the Sri Lanka volunteer teaching activity jointly organized by Zhejiang university and Beijing foreign studies university. In the spring and summer semester of the 2017-2018 academic year, Cai participated in the "joint workshop on architectural planning and design of Zhejiang university and Cornell university" held in Cornell university. In May 2018, Cai participated in the university-level seminar on the development of major cities in Asia (IUSAM) chaired by professor Haoying Han and performed a violin solo after the seminar.
In 2017, Xinyu Cai worked as an intern for 3 months in Beijing Hanmu design company, worked with the Italian designer team, served as designer assistant, and participated in the transformation of kindergarten and residence. In 2018, Cai worked as an intern in the planning institute of Zhejiang provincial design and planning institute for 3 months, participated in the controlled detailed planning and design of Dongyang city, planning and design of Yuhuang Mountain fund town, and data collection of Hangzhou dream town, etc.
Since Xinyu Cai entered Zhejiang university in 2014, she has participated in 55 performances and competitions in and out of the university. In September 2017, as a violinist, Cai participated in the closing ceremony of the 13th national student sports meeting. In May 2017, as a singer, Cai participated in the gala for the 120th anniversary of zhejiang university. Since entering the university, Cai have participated in the New Year concert and the opening ceremony performance of Zhejiang university for five consecutive years. In February 2018, on behalf of Zhejiang university, Cai went to Singapore to participate in the international string art festival competition, and won the first prize in the gold medal of youth string orchestra (as solo) and the gold medal of youth philharmonic solo. In April 2018, Cai won the first prize in the fifth national college students' art exhibition. Cai has performed in the national center for the performing arts, Shanghai concert hall, zhejiang concert hall and other places.