China has 2.7 million U.S.-dollar millionaires and 251 billionaires, according to "The Hurun Report," a financial publication. But the UN states that 13 percent of the country's 1.3 billion people live on less than $1.25 per day. The Chinese government has pledged to double household incomes over the next decade in a bid to close the country's wealth gap. which is now so wide that it threatens social stability.