无线网络建设可以节省城市生活成本,实现随时随地智能办公,拉动电子商务、云计算等新兴信息产业的发展,提升城区信息化竞争力。北京无线城市建设的进度较快,从2011年开始,北京市在一些公共场所设置免费的网络热点,也就是免费WiFi。按照设想,市民在火车站、机场、公园和主 Wireless network construction can save the cost of living in cities, realize smart office anytime, anywhere, stimulate the development of emerging information industries such as e-commerce and cloud computing, and enhance the competitiveness of urban informatization. Beijing wireless city construction progress faster, from 2011 onwards, Beijing in some public places set free network hot spots, that is, free WiFi. As envisioned, citizens at the train station, the airport, the park and the main