In order to promote the invention in broadband band wireless IP technology, reinforce the competition of independent intellectual property of China and meet the challenges of markets, China Ministry of Information Industry brought forward the files, deciding that IWNCOMM. Co., Ltd., XiDian University, China Electronics Standardization Institute, Xi'an Institute of Post and Telecommunications took the task to make draft for standards of wireless IP including Wireless LAN Media Access Control and Physical Specifications, Wireless LAN Media Access Control and Physical Specifications: 2.4GHz physical expansion specification, Wireless LAN Media Access Control and Physical Specifications: 5GHz physical expansion specification, Network Security Specifications in Wireless IP Technology, Mobile IP Specifications» and «Broad Band Wireless IP Specifications. Nowadays, Wireless LAN Media Access Control and Physical Specifications and Wireless LAN Media Access Control and Physical Specifications: 2.4GHz physical expansion specification had been taken as the national standards of 2002-2003 by Standardization Administration of the People's Republic of China with the file number [2002] No.41