Cut down a bamboo

3 flatten one end of the bamboo, flatten one end of the bamboo with a sharp knife and trim it neatly. Be careful not to use too much force during scraping, which may lead to the fracture of bamboo. Once bamboo is broken, production will fail.

Sharpen one end of the bamboo, then sharpen the other end of the bamboo, and cut the whole bamboo into an inclined plane. The top angle of the inclined plane is about 30. Be careful when cutting, you can neither cut your hand nor break the bamboo.

5. Open one end of the inclined plane and make a hole in the lower part of the inclined plane with a knife. The depth of the hole is about10-12mm. ..

6 preparation and production of bamboo leaves, take a piece of bamboo leaves with flat surface and no curl, and flatten one end of the bamboo leaves with a knife.

7 Insert bamboo leaves into the opening. Before inserting, insert the bamboo leaves with one end flattened into the opening on the inclined plane. When inserting, use the thumb and forefinger of both hands to pull the bamboo leaves cut at both ends, and then gently pull down until the insertion depth is 6-8 mm. ..

Tear off the bamboo leaves along the outer edge of the inclined plane, hold the bamboo in your right hand and the inserted bamboo leaves in your left hand, and pull the bamboo leaves in the opposite direction of the inclined plane, so that some bamboo leaves can be left on the bamboo along the outer edge of the inclined plane. Pay attention to the uniform force in the process of tearing, otherwise the bamboo leaves will be easily torn or torn from the bamboo and cannot be used.

Usage: After the above eight steps, you can successfully make a bamboo whistle, then put one end with bamboo leaves in your mouth, and then gently blow the whistle hard, and the whistle will make a sound.