Suzhou Longto Technology Co., Ltd. was established in 2021 and is located in the start-up area of the Yangtze  River Delta International R&D Community in Suzhou Xiangcheng High-speed Railway New City. Longto is committed  to the research and development of core technologies and products for commercial service robots, providing  customers with intelligent solutions such as floor cleaning in commercial scenarios, item distribution in hotels and  office buildings, and meal delivery services in restaurants. The company's self-developed laser autonomous  navigation algorithm realizes the safe obstacle avoidance of commercial service robots in complex and dynamic  large scenes. With the help of 4G/5G communication technology and the elevator control system, the distribution  operation of commercial service robots across floors and regions is realized. Combined with voice interaction and  visual recognition technology, the interactivity of commercial service robots is greatly improved, and commercial  service robot products have the advantages of quick deployment and easy operation.