He won silver medals at the 1991 Piruetten and 1992 Grand Prix International St. Gervais.
[1] At the 1990 World Championships, he became the last male skater to perform a compulsory figure in a major ISU event before they were discontinued.
Ranked 25th in the compulsory figures and 23rd in the short program, he missed the cut-off for the free skate by one spot.
He reached the final segment at the 1992 Winter Olympics in Albertville, France, placing 17th in the short program, 19th in the free skate, and 17th overall.
Liu co-directs and produces ice shows with his business partner Darren Olivero of Solidwater Productions based in New York and Hong Kong.