Which is more fun, Li Li or Pi Pi Shrimp?

It's interesting to go through the mile.

1, Bi Li Bi Li, is a very good community communication software, with very interesting jokes and jokes to meet the interesting needs of every user, funny courses, fashionable trends and practical knowledge of learning courses.

2, Pippi shrimp, the content is single, not diversified, simply pass the time, in contrast, it is fun.