1983, Kassel (Germany), international competition。
1986 Poznan (Poland), international competition。
international competition 3rd violin - 1987 Baveno (Italy) national competitior。
international competition: 3rd cello, 4th and 6th violin - 1989 Baveno (Italy)。
lst cello - 1989 Mittenwald (Germany)。
3rd violin - 1990 Moscow (UR.SS), international competition: lst cello, 2nd violin, 2nd viola。
1st prizefor workmanship and sound cello - 1991 Paris (France)。
finalist violin - honorable mention cello - 1991 Cremona (Italy)。
international competition: lst violin, 2nd violin, lst cello, special prize awarded by the Provincial Admini:tration of Cremona for the best workmanship - 1992 Carlisle (USA)。
international competition: lst cello, silver medal violin - 1994 San Francisco (USA), silver medal viola。