Guo Musical Instrument Company New Design. Guo Musical Instrument Company Guo Musical Instrument Company (GMIC) is a Taiwan-based musical instrument manufacturer, specializing in flutes, piccolos, flute head joints, and saxophone necks and head joints. Founded by Geoffrey Guo in 1988, GMIC offers its products for sale online and through various retailers all over the world. Some of its instruments include a tenor flute, a G soprano flute, grenaditte flutes and a new C flute design called a Tocco flute. Many of these models of flutes and piccolos come in many different colors. In 2004, Geoffrey Guo and flute professor Mark Dannenbring developed the grenaditte
Soprano flute Soprano flute The soprano flute (also called a third flute or tierce flute) is a type of flute, a musical instrument in the woodwind family. It is pitched in E, a minor third above the concert flute, and is the only member of the modern flute family that is not pitched in C or G. The pitch was set at a time such flutes substituted for the E-flat clarinet, but the instrument is now rare. The instrument is rarely available now. A few American publications for flute choir currently include a part for E (soprano) flute. In these publications, an