Ctrip can be the best helper when you feel it hard to buy the train or airline tickets. You can buy tickets anywhere at anytime.

Ximalaya Reading has millions of books including poems, short stories, novels and even fairy tales for children. What's special about it is that you can use it to  download book recording that can be listened to. It has more than 1 million valuable resources.

Baby Bus is a very good friend for children under three years old. Kids can learn to speak, understand numbers and draw pictures with the help of this app.

Word Hero may help learn more English words while you're playing games, so if you have problems remembering the new words when you learn English, use it!

World of Tanks Blitz(坦克世界), a free-to-play online: game with over 40 million downloads, bring quick-fire tank fights. “A lot of tanks, a lot of people and a lot of fun.” It will be the best choice to kill your time.