Xie Zhongqi, a.k.a. Wolfenstein, is a sound artist, computer music composer, and the member of Taipei Sound Unit. He received awards in BIAS Sound Art Exhibition and Sound Art Prize in the Digital Art Awards Taipei in 2006 and later released his debut album Napoleon's Kef in 2009. His lately live recording is included in a split album Cyplosion, with the Chinese sound artist Wang Changcun, released by Kandala Records in 2015.