How to play the high notes 1 and 7 on the cucurbit flute?

Hulusi treble 7 can press 2/3/4/5 and 7 holes to open 1 and 6 holes according to Hulusi drum sound, or press 6/7 holes to open the remaining 5 holes according to Hulusi drum sound 2. Both methods can produce high notes of 7, which can be selected and used according to the changes of music during the performance. You can't play treble 1 with drum sound as the fingering of bass 5, but drum sound can be used as the fingering of treble 1, as shown in the following figure:

Extended data:

Hulusi and reed-coupled vibrating instruments are divided into three types: high, medium and low, including D/E/F/G/A/B/. Different nationalities have different customs and geographical environments, and the structure of cucurbit silk is also different.

Because of the narrow range of traditional cucurbit silk, people add keys to the traditional cucurbit silk according to the needs of playing. After adding the keys, the cucurbit silk has five more sounds on the same supervisor than before, which expands the application scope of the traditional cucurbit silk.

When playing the cucurbit flute, we can choose to sit or stand. The standard sitting posture is to sit in the front third of the chair, with one foot in front and one foot in the back stepping on the ground, so as not to cross your legs, so as not to affect the flow of breath. Standard standing posture, with feet slightly apart or parallel to shoulders. Keep your body center of gravity between your legs as much as possible, naturally hold your chest out, don't use your arms to cling to your body, shrug your shoulders naturally and relax naturally.