TRAN QUANG HAI sings overtones in Oreno, ITALY, 09.11.08 TRAN QUANG HAI sings overtones in Oreno, ITALY, 09.11.08 QuangHai Tran Published on Nov 11, 2008 When Tran Quang Hai gave a workshop of overtones in Oreno, Italy from 7 to 9 november 2008, he gave a short performance at courtyard of the hotel Bergamina.
