Artist runs free flute classes in HanoiAn artist in Hanoi has been operating a free flute class for seven years. Artist Le Thai SonArtist Le Thai Son, 69, was born in Thanh Oai District, now in Hanoi. Son's free flute classThe classes, which have run for seven years has attracted more than 300 learners. Son plans to open another free flute class in Nha Trang in the near future. His dream is how to open as many as free flute classes nationwide to help preserve traditional music instruments.