“挺好” is an incredibly common phrase in everyday Chinese. It means “pretty good” or “not bad,” and you can use it to respond to questions about almost anything, from your mood to your thoughts on a recent movie.
Example:
A:Nǐ jīntiān zěnme yàng?
你今天怎么样?
How are you today?
B :Tǐng hǎo.
挺好。
Pretty good.
It’s a simple yet effective phrase that shows you’re comfortable with conversational Chinese.