1, as shown in the figure, fold the thread in half, weave a double-loop knot, and then put it on the mat as shown in the figure, and B will wrap it.

2. At the B end, do the actions of choosing one, pressing three, choosing two, pressing one and choosing one. Make a winding motion to the right.

3. Make a pressing action at the A end and pierce it.

4. Repeat knitting (2) at the B end and thread it out.

5. The A end is repeatedly braided (3) and worn out.

6. Repeat knitting (2) at the B end and thread it out.

7, shaping, tightening, that is.