The invention discloses wireless information releasing searching communicating application system which can delaminate according to district. It includes customer access, wide area network, server, and data bank. The customer access is accessed into the internet by Wi-Fi AP or Wi-Fi subset which has user certification, signature, deciphering key. The information is divided into country, city, sector, and hot spot. In addition, the system defines identity certification, accessing control, and wireless information transmission protocols etc. Thus the invention can be used to build unified commercial Wi-Fi network in whole country or all over the world to supply data communication platform for the user.