Assisting Stephen Chow#39;s ventures is his astute girlfriend Yu Wenfeng, who advised him to refurbish and then hold back from selling a particular property. This unit, now an admired fable in the property market, is set to bring in close to HK$2 billion (S$360 million) for Stephen. Like oxymora, Chow Yun-Fat and Stephen Chow are two of the most low-profile superstars in showbiz. But being hidden from view doesn#39;t equate to inactivity. The two Chows are probably also the richest. Away from
