Hello Rio， How are you ? How are things? 你好吗？ni hao ma or 你怎么样？ni zenmeyang I am (very) good 我很好 wo hen hao You could also say informally: 你最近忙吗？ ni zuijin mang ma ? ( literally means are you busy recently ?,but means also how are you doing ?) The answer would be : 还行 hai xing OR 你还可以说？ ni hai keyi shuo? 挺好的 tinghao de

A:最近过得怎么样?（zui4jin4 guo4 de zen3meyang4） B:不错，挺好的。(bu2cuo4,ting3hao3 de)

hi,Rio.你(nǐ)好(hǎo)吗(ma)？我(wǒ)很(hěn)好(hǎo)