A 木炭練炭機 is a machine that converts charcoal into briquettes. Charcoal briquette is a type of fuel that is made from compressed charcoal, which is typically made from wood or other organic materials. Charcoal briquette machine compresses charcoal into a uniform shape and size, making them easier to store and transport. It can produce briquettes, hookah charcoal, hollow coal sticks, hexagonal coal sticks, charcoal powder pressed ball, etc.