Commercial service robots are mainly used in the field of commercial services, and develop corresponding functions according to industry needs, mainly providing commercial system services for banks, restaurants, enterprises, large stores, specialty stores and other businesses. At present, the leading countries in the field of service robots are mainly Japan, South Korea, the United States and Germany. Representatives of commercial service robots developed in China commercial field include Shenyang Song Xin restaurant service robot, Cobos commercial service robot Wang Bao, Harbin Institute of Technology welcome robot Will, Tammy intelligent vending robot and so on. Robots can replace or assist labor, reduce personnel costs and improve management efficiency.