THE RICHEST man in Asia, Li Ka-Shing, is understood to be one of four bidders for a stake in Centrica’s new wind farm.<br /><br />His Hongkong Electric company could provide cash for British Gas’ owner, which is looking for investment to help it snap up bargains in the downturn.<br />It wants to invest in gas fields, now relatively cheap as the price of oil slumped last year.<br /><br />The wind farm, which is off the Lincolnshire coast, is one of Centrica’s most prized assets. <br /><br />The company has hired Bank of Tokyo-Mitsubishi to raise £350m of debt against the project. Credit Suisse has been auctioning a 50 per cent equity stake. It is thought it could fetch around £150m. <br /><br />The other bidders are KKR, the American private equity giant, RREEF, Deutsche Bank’s infrastructure arm, and Chinese utility Datang International Power Generation.