China Business & EconomySudden Rise and Fall of Chinese Marble Producer Should Alarm InvestorsUnsuspecting Western investors could get burned by passive index fundsSavePrintA woman walks passes a display of the Hang Seng Index at a bank in Hong Kong, Wednesday, June 29, 2016. AP Photo/Kin CheungFan Yu11/24/2019|Updated: 11/26/2019News AnalysisSomething bizarre happened on Nov. 21 at the Hong Kong stock exchange, and U.S. investors should pay attention.We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.