During the time Thein was in Propaganda they recorded and released the single "Dr. Mabuse" . The same year the single came out, 1984 that was, Thein was asked to leave the band.
After Propaganda he formed the band Kino (3) with whom he released the single "Room in the Heart" in 1986. He furthermore worked with Boy George and Glen Matlock.
Thein and Ralf Dörper collaborated again in 1988 when they released "Dr. Acid and MrHouse" which was Germany' s First acid house track and
became a huge European dancefloor hit after it charted in the German Top Twenty.
He died of cancer on May 30, 2013 at the age of 59.