1. First, cut off one end of the round head with scissors to form two ends, then sew the two ends to the clothes with a needle and thread to form a small triangle, and finally cut off the extra two ends to get a phoenix eye.
2. Secondly, take one end of the round head apart with a crochet needle to form a circle, then continue to hook a small triangle on the circle with a crochet needle, and finally hide the extra thread in the clothes to get a phoenix eye.
3. Finally, sew the self-sealing end of the round head to the clothes with a sewing machine to form a small triangle, and then cut off the excess thread with scissors, which becomes the phoenix eye.