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4G, it's short for the fourth generation of standards for mobile phone communication technology. And, it provides ultra-broadband Internet access.
4G是手機通信技術第四代標準的簡稱。而且，4G網絡系統可以提供超寬帶互聯網接入服務。
In 2008, peak speed requirements for 4G service was set at 100 megabits per second. The speed of the 4G network can be as fast as 10 times the speed of 3G. A movie of high definition usually takes one hour to download if powered by 3G, while on 4G, the same movie will download in just a few minutes. Analysts say, the introduction of the 3G network provided a platform for smooth operation of Sina Weibo, and WeChat on mobile phones. They say 4G will encourage innovation and creativity in media services which will make people's life easier and hopefully, more fun.
2008年，4G服務的峰值速度要求被設置為100兆位/秒。4G網絡的服務速度近乎是3G網絡的10倍。如果使用3G網絡，一部高清電影下載完成需要1個小時，而使用4G，只需要幾分鐘。分析師表示，3G網絡的引進為在手機上流暢操作微博和微信提供了平臺。他們還表示4G將會鼓勵媒體服務的創新性，而這將會為人們帶來更簡單，更有趣的生活。
