U.S. investors had risked billions of dollars on hundreds of companies based in China – under a belief they were subject to U.S. rules when they sell and list shares in the United States – but a lot of that money has gone up in smoke…. U.S. laws, including the sweeping 2002 Sarbanes-Oxley reform act meant to root out accounting fraud, lose some of their power with Chinese-based entities. The U.S. has no extradition treaty with China and the evidence gathering process in China is impeded by state secrets laws.
Read more: Where was SEC as trouble festered at Chinese companies? — Reuters