• sawing the bamboo stem which comes from the forest (just five to six year old plants, which are straight and round with a height of 15-20 metres, and which are 25-30 cm in diameter);

• only the first half of the plant is used, which is the thickest one;

• the entire culm is split into two equal parts, so that it can be shaped into two crescents;

• both parts which have been cut are then heated and flattened to form a straight axle generated from the entire half of one plant;