China relaxes margin rules as share prices fall

China's securities regulator has relaxed rules on margin trading -- borrowed funds that fuelled a spectacular stock market rally -- after measures including an interest rate cut failed to stop equities falling. The China Securities Regulatory Commission (CSRC) removed some limits on investors' minimum deposit requirements, it said on its website late Wednesday. Margin investors only need to deposit a small proportion of the value of their trade, generating bigger profits for a given am