CAI Jielin, born in Shanghai in 1994. 4-year-old started to learn the violin, he was admitted to the Shanghai Conservatory in 2006, he has studied Wei Yun teacher, Professor Chen XinZhi ,Zhou MingEn teacher，Professor Zheng ShiSheng，Professor Din XiaoLei. He was served as the Shanghai Music Conservatory Youth Symphony two mention chief, he has held a number of successful solo concert. Professional Exemption helicopter Shanghai Conservatory of Music in 2012.
He had been subjected to the guidance of Professor Hatto Beyerle, he is the Shanghai Conservatory of Music senior students now, under the tutelage of Professor Vera Tsu, Professor Jensen Horn—Sin Lam.