Bitcoin money laundering ring busted, say detectivesPolice authorities in Taiwan have cracked down on a money-laundering ring that used bitcoin currency in its activities, the Criminal Investigation Bureau (CIB, 刑事局) announced. In a released statement, the CIB said police authorities arrested eight suspects of the ring at a house in northern Taoyuan City on April 28. CIB said the house was where the ring set up its money laundering center. The case is now being probed by the New Taipei District Prosecutors Office with four of the eight suspects currently under detention, it noted. According to the CIB, the ring allegedly helped telecommunication fraud rings by laundering their money. Using a complex process and by taking advantage of an...
http://www.chinapost.com.tw/taiwan/national/national-news/2016/05/08/465515/Bitcoin-money.htm I would have suspected that Bitcoin would be used to launder money and send it outside China, bypassing the capital controls in place.
In this case, it seems to be that laundering is done within China.