1. The quality of the material is not good. The wooden chopping board made of pine wood fir material is easy to crack and crack, and the strength is not enough and it is easy to be deformed. The use of non-environmental glue splicing and splicing of bamboo cutting boards exceeds the standard of harmful substances, and mixing into food is more likely to cause food poisoning. Adding other ingredients to the plastic cutting board increases the hardness and seriously endangers health.