(It is often heard that the use of wireless Internet is lacking, and the basis is still abundant: Japan's NTTDoCoMo launched a wireless Internet service-i-mode as early as 1999, and it claimed to have launched a thousand kinds of applications, but i-mode did not In the SP collaboration mode, all partners only provide content, so the original version is equivalent to launching a thousand different magazines. China Mobile's wireless internet service brand "Monternet".)