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
Flute circle use of the instrument has not been without controversy, and flute circles are generally advised to use the instrument in a respectful manner because of these considerations. Flute circle participants may span a wide range of experience and training in music — from professionals to novice flutists or enthusiasts of the Native American flute. Many flute circles focus on raising the level of musicality of the participants across a range of levels of musical experience using basic song forms, music improvisation, and techniques of experiential music education. These techniques include duet and ensemble improvisation forms that include drones, ostinato patterns,