Exactly the same thing has been said about Chinese culture right here on this website.
And is endemic in Jewish culture witness Bernie Madoff and Christian culture witness Barack Obama
I wouldn't say that Chinese culture is necessarily corrupt. Their leaders are, but not the average guy on the street. Arabs, OTOH, have told me deceit is a part of their culture. Hard to argue the point when they tell you this, then you witness it for yourself in their country.....