... , please specifyBasic knowledge:Whether Gu Xun is a four hole, eight hole, six or twelve hole, the playing method are the same, Gu Xun ... abdomen, direct outlet, so to avoid the drum buccal phenomenon.Four, fingering:Beginners will generally appear in the fingers too hard ... and finger draw, this is not correct. Finger on the hole, must use the finger root joint force filed, instead of ...