[bobthepanda]

It's also because there aren't really alternative investment forms. Investing abroad is heavily restricted. Local investment markets are not mature enough for there to be Chinese equivalents of 401ks. And local pensions aren't great.

Housing is pretty much the only thing in China that has generated positive return on investment.

[thaumasiotes]

That may be so, but you can watch the price of owning relative to renting spike in any area that experiences an influx of Chinese.