2. Draw an inch of red from the spire, that is, the red circle position in the above picture, and cut off the fiber layer with a kitchen knife.

3. Pat the back of the kitchen knife around the red frame. It's the back of the knife. If the tapping position feels hard, move it up a little.

4, hit a few more times, this part will slowly crack, look at the position of the red arrow, there are three ribs extending from the tip of the coconut. The position of these three tendons should be knocked a few times in particular.

5. After the positions of three ribs are knocked open, the circle is almost fully open.

6. Then insert a knife into the opening and pry it open with a little force.

7. This is open.