To give you a sense of how Chinese numeric sites are rising in the Alexa global site rankings, as Chinese internet penetration continues to grow rapidly.
51.la is ranked #322 in Alexa globally, #30 in China. Apparently only a year ago it was ranked around #10,000, so it's quite a jump.
Also, 58.com is ranked #450 globally, and #42 in China. Last time we reported on it, it was ranked #759 globally and #81 in China.
1133.cc is ranked #672 globally, and #68 in China. A year ago, this appears to have been ranked lower than #10,000.