Government services and convenience departments. 12345 the government service convenience hotline is a unified, standardized and efficient government service platform integrating "public service, government service and convenience service". It accepts inquiries, help, complaints, reports and suggestions from enterprises and people to the government and relevant departments through telephone and internet. The government service hotline uses the national unified number 12345, which is accepted 24 hours a day. Huala cash register system is a SaaS catering cash register system, which is specially designed for the catering industry. The latest online Huala cashier system is upgraded from the existing functions such as queuing, WeChat restaurant, aggregate take-out, aggregate cashier and reward. It has the functions of "ordering more" and "storing less value".