Method 1: Dip the cutting board in water and allow the cutting board to fully wet and reduce the cracks.
Method 2: Sprinkle some salt on and around cracks. The salt is prone to dampness, and the cutting board can maintain a certain humidity and it is not easy to continue cracking.
Method 3: Use fresh pork skin to nail it on both sides of the crack on the side of the cutting board. Use the force of the dried skin to shrink and tighten the crack to reduce cracking.
Method 4: Chopping board should be long-term moisturizing, wash clean after use, in the above shop a clean wet towel moisturizing.