Xintao: Yangyang, you are keep sending short messages after went out, do you have anything urgent?
Yangyang: I’m not sending short messages. I’m playing Weibo.
Xintao: Are you using Weibo too? Many of my friends are using it.
Yangyang: Certainly. Till now Weibo’s users are more than 500 millions.
Xintao: So many? I think I need to register a Weibo account.
Yangyang: Yes, be hurry. After register, please pay attention to me. And, are you using WeChat?
Xintao: No, I’m not. Is WeChat like Weibo?
Yangyang: No, they are different. But both of them need to use mobile data.
Xintao: Need to use mobile data? I believed they are all free originally.
Yangyang: Xintao, are you an E.T.?