According to Fortune magazine, Chinese firms advance to detriment of under-performing US companies. - US companies continue to lose their top international ranking as the highest performer, while their Chinese sister firms now take an unprecedented lead. According to the most recent Fortune magazine's listing of the top 500 companies (assessed on their annual turnover), only 140 US firms are in the top 500. This figure stood at 153 last year. The league table now includes nine new Chinese...