1. According to the food safety regulations, the ingredients of the foamed lunch box are not very good, so it can only be used after the Food and Health Bureau passes the customs clearance. If you find a breakfast box in the breakfast shop, you should report it to the hotel.
2. This foam lunch boxes can only be used for cold food. If it is used for hot food, it is easy to produce carcinogens, which is very bad for the body.