Cui Shengjun has charted the past 100 lottery draws in China. Lines connecting all the numbers snake back and forth on a whiteboard on his wall.
“There definitely is a pattern. You just have to study it very carefully and I personally am something of an expert now,” says the grey-haired manager of a Beijing convenience store.
Mr Cui’s expertise apparently has its limits. He boasts of not having lost money, though concedes that he has also never won big.
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