Barbecue refers to the process of barbecuing meat and meat products in charcoal or electric heating device. Generally speaking, barbecue is to cook food (mostly meat, seafood and vegetables) on the fire until it is edible; In modern society, due to the invention of various ways of using fire, barbecue methods are gradually diversified, and various barbecue products such as barbecue grill, barbecue rack, barbecue sauce and tin foil are developed. Barbecue itself has also become a way for many people to get together for entertainment or business. Whether in China or the whole of Asia, America and Europe, barbecues are usually organized by some companies, ranging from family activities to school group activities.