1, First, peel the crab shells as shown in the picture below, then go to the next step.

2. Secondly, after completing the above steps, throw away the crab shells because the guts and crab heart are on them, and if there is any crab yolk, remove the triangular area of the shells, as shown in the picture below, and then go to the next step.

3. Next, after completing the above steps, pull out the crab mouth, as shown in the picture below, and then go to the next step.

4. Finally, after completing the above steps, take out the gills of the crab and rinse with water, as shown in the picture below. In this way, the problem is solved.