Kong Xianlong, born into a musical family in Singapore in 1996, started violin lessons at the age of four with his grandfather. In 2007, he won the Second Prize in the Junior Category at the National Piano & Violin Competition of Singapore and subsequently the First Prize in both Intermediate and Senior Category in 2009 and 2011. He also performed Sarasate’s Carmen Fantasy with the Singapore National Youth Orchestra in the Esplanade Concert Hall under the baton of Darrell Ang. In the following year, he won the First Prize in the senior category and the best Chinese work prize at the 2012 Hong Kong International Violin Competition.
His solo appearances include a collaboration with the China Philharmonic Orchestra, performing the Mozart Concertone for Two Violins in Beijing, April 2015. He was selected to join the Young Artist Programme at the Yong Siew Toh Conservatory of Music, National University of Singapore, at the age of 15 during his studies in Dunman Secondary School. He has had lessons with world-renowned violinists such as Cho-Liang Lin, Tong Weidong, Wang Hong, David Takeno, Keng-Yuen Tseng, Kam Ning, Walter Verdehr, Boris Kuschnir, and Shlomo Mintz. He also performed in the President’s Young Performers Concert playing Mozart's Violin Concerto No. 5 with the Singapore Symphony Orchestra in 2018. Xianlong graduated from the Yong Siew Toh Conservatory of Music in 2019, and has been under the tutelage of Qian Zhou since 2009.
Xianlong is currently a member of the Singapore Symphony Orchestra. He performs on a 1972 Bisiach, Leandro.