There's trade there since at least a week, and it's been around that same value.
Right now, buy is 0.0019CNY (which is equivalent to BTC/MOON price of 38 Satoshi).
Sell is 0.00046 (which is equivalent to BTC/MOON price of 9~10 Satoshi).
So, nah, sorry, no chances for arbitrage

heh!