Before the popularity of network communicational tools, such as weibo and wechat, people get used to know a person by face to face talk, but now the situation has changed, the young generation tends to know a person by network social communicational tools
Nowadays, many young people like to stay up, because there are a lot of night activities that attract them As these young people work in the office in the daytime, so they need to hang out and find some fun at night, which leads to stay up