here are some phrases you can use with mandarin speaking members

你好 － hello

我叫 - my name is

我喜欢你 - i like you

很美 － very beautiful

我很好 － i'm fine

謝謝 － thank you

挺好 － very good

你要什么？－ what do you want?

让我们成为朋友 - let's be friends

再见 - bye