Ravenel HK Autumn Sale = HK$137.1 (US$17.6m) December 13, 2011 by Marion Maneker More from Art Market MonitorBonham’s Single Owner Sale in Hong Kong = $11.6mChristie’s HK Cont Day =HK$97m ($12.5m)Sotheby’s HK Cont Asia = $211m ($27.3m)Christie’s HK Asian 20th C = HK$397m (US$51.3m)Big Buyers in Hong Kong Cont & Mod SalesIn Contemporary Art, Chinese Stay Strong as Koreans and Japanese Fade