ODDS SCANNER offers a few horse racing betting exchange platforms, we have Citibet it has the biggest liquidity in all betting exchange for Hong Kong race due to the pull out of Betfair for only conducting one month of business, making most of Betfair customer moving to Citibet. Ranging from ticket discount 80% you can get to lay at least 5 runners per race for Hong Kong Races. You can either choose to back or lay on, Citibet platform also offer a few currency, SGD,MYR and AUD. Turf7 is also another betting exchange, it offer fixed odds which works the same as Betfair.