Out of curiosity, why? China's stock market is melting down in the midst of persistent deflation. A lot of people who thought they had liquidity may not anymore. Beijing could open the taps, but then that puts pressure on the currency.
The whole point of the money laundering operation is to get the money out of the country. China going to pot only accelerates it.
You have to have money to launder it. Also, if the currency keeps getting hammered, Beijing will crack down on the exit channels.
Most investment is in real estate, which has remained fairly stable in Tier 1 cities (which is where most of the post-2008 Chinese Canadians are from)
To get more than the $50k limit out, people would use a hawala type system where you'd use assets in China as collateral and get guaranteed cash from a broker abroad.