Expert delivery robot is a robot that applies artificial intelligence and robotics to the delivery field. Mainly used in restaurants, hotels, KTVs, office buildings and other commercial spaces, providing catering, goods and other distribution services. Combined with laser sensor, ultrasonic sensor and depth camera technology, it can complete precise positioning, intelligent obstacle avoidance, and multi-zone precise distribution tasks.Rich dynamic expressions and customizable voice broadcasts can provide more humanized interactive services for business customers.