hk dayHong Kong’s railway operator, the MTR Corporation, has been ordered to offer a day of half-price fares after being hit with a HK$19.2 million (US$2.4 million) penalty over a fiveHong Kong's benchmark Hang Seng Index ended trading for the day up 146.30 points, or 0.62 percent, at 23,827.78. The Hang Seng China Enterprises