1. First, make a square thing into a round thing, and the key point is the edge, so knock out the edge.

2. The skates should be cut out, not knocked up and then cut higher.

3. Wash the ice. Wash the ice with 2 ounces of water for the purpose of cleaning.

4. Soften the sharp corners produced by cutting ice, so that the ice hockey is finished.

5. You can also pour cold boiled water into the mold, put it in the refrigerator for 24 hours, and take out the mold the next day to make the ice hockey.