TO INTRODUCE four young distinguished Chinese musicians to Hong Kong audiences, the Urban Council is organising a series of concerts every Friday from May 20 to June 10 at the City Hall Theatre at 8 pm. Each concert will feature one of the four musicians, who have won various international competitions. Pianist Wu Yi-on will perform on May 20, cellist Timothy Landauer on June 3 and violinists Lu Siqing and Qian Zhou on May 27 and June 20, respectively. Wu is the winner of the first Taipei International Piano Competition and the first Quadrennial Esther Honens International Piano Competition in Calgary, Canada. He has also won many prestigious prizes, including the first prize in the Franz Liszt Piano Competition in 1986, the Aspen Music Festival Competition in 1990 and the Meadows Symphony Orchestra Concerto Competition in 1991. Violinist Lu Siqing, who will give his recital on May 27, won first prize in the Paganini Violin Competition in Genoa, Italy, at the age of 17. He was also the winner of the Beijing International Violin Competition and the Hennessy Cognac Performing Arts Scholarships for Chinese Americans in 1991. Cellist Timothy Landauer gained wide recognition after winning the concert artists' Guild International New York Competition in 1983. He was also the winner of the Young Musicians Foundation's National Gregor Piatigorsky Memorial Cello Award, the National Solo Competition of the American String Teacher's Association and the Samuel Applebaum Grand Prize. Violinist Qian Zhou, scored a brilliant triumph in 1987 at the Marguerite Long - Jaques Thibaud Competition in Paris, where she won the First Grand Prize, the Best Mozart, Recital and Virtuoso prizes, the International Artist Prize and Audience Prize. She also became the youngest winner in the history of the competition. The cello and violin recitals will be accompanied by pianist Gabriel Kwok. Counter bookings at the Urbtix outlets will start on April 13. Tickets are priced at $60 and $80, with half-price for students and senior citizens. Subscription discount of 20 per cent is offered for attending three to four programmes and 10 per cent for two performances. Call 734-9009 for reservations and 734-2925, 734-2926 or 734-2006 for programme inquiries.