Xinhua News Agency, May 13, US SEC ordered Hong Kong online brokerage stock Zhongyang Financial to suspend trading for 10 days from Friday. The stock rose from US $6 to US $256 at the end of April. After the opening of trading on Friday, investors were surprised to find that the shares that should have been suspended were still trading, and as of press time, the exchange had announced the withdrawal of all related trading on Friday morning.