1The alto saxophone is the most common saxophone, and is the most used in the classical music ensemble. 2The alto sax tone is clearer than tenor, and warmer than high pitch. 3The alto saxophone constitutes the most important part of the band's saxophone, and is equally important in the jazz band. 4Using advanced manufacturing processes and rigorous manufacturing processes. 5The Alto Saxophone is the most common saxophone, E-tone, and is the most used in the classical music ensemble.