Lin Jiaxin was admitted to the High School Attached to the Shanghai Conservatory of Music in 2013 and studied under Associate Professor Zheng Qing. The piano trio formed during the school period often represented the school to participate in various performances: a series of performances at the Shanghai Conservatory of Music Affiliated High School Celebration, Shanghai He Luting Concert Hall, etc. Won the third prize of the 2016 Shanghai Conservatory of Music Chamber Music Competition. In 2017, she won the gold awards in the ensemble group and violin group of the International Music Talents Trial Competition of the United States Conservation of Music and went to the Carnegie Hall of the United States to participate in the award-winning performances. In June 2018, went to Germany to perform with the school orchestra. In August 2018, was admitted to the Young Musician Training Program of Gonggeng Festival and participated in many performances. After being admitted to Singapore Yang Siew Toh Conservatory of Music in 2019, she studied with Professor Qian Zhou. Participated in the Singapore Violin Festival in June 2019. Participated in the Singapore Violin Festival in June 2019. In 2020, was admitted to the NYO-CHINA Youth Symphony Orchestra. Admitted to Keshet Eilon Music Center international string master course in 2022. In the past three years, she has participated in the performance of the YST orchestra for many times, and served as the concertmaster and assistant concertmaster of the orchestra. In 2022, she was selected by the YST to participate in the performance (LEAD) project at the Sibelius Academy of Music in Finland.