您 is more formal and respectful. i use only traditional chinese writing as i'm not very familiar with simplified version. how are you? you must be chio bu too.
为什么新加坡都用”chiobu“来形容漂亮的女人。每次我听到人叫我”chiobu”, 我会有反感。我也不懂为何。所以,请不要叫我”chiobu”。
How am I? Oh, I am fine. 谢谢您的问候。