May is originally from Beijing. She got her PhD in Peking University. She has more than 3 years living experience in the US. As a senior Mandarin instructor in New Concept Mandarin, she has been teaching Mandarin for 6 years. Her clients were from more than 15 countries, e.g. UK, US, France, Germany, Japan, Korea, etc., and from renowned corporations, e.g. Citibank, UBS, Wells Fargo, Wellington Global Investment Management Ltd., etc., including businessmen, economists, bankers, lawyers, etc, many of whom were at top management level of their companies.