Le Sheng restaurant open treasure, is the star based on its years of technology and experience in the catering information industry, designed and developed specifically for the small restaurant design and development of economic embedded POS management system. It uses open-source technology to reduce maintenance and purchase costs, hardware and software combined with a one-step solution to solve the catering information management, user-friendly interface easy to learn and use to reduce labor costs, the use of low-power hardware to reduce the cost of use. It is easy to use, environmentally friendly, fashionable, cost-effective, is a good helper for catering business.