(BusinessInsider) - The chateau producing Napoleon's favourite red wine, one of Burgundy's most prized vineyards, has been sold to a Chinese gambling tycoon, sparking dire warnings from local growers of a "foreign invasion" of mainly Asian investors. The unnamed casino magnate from Macao outbid local vintners to pay eight million euros for Chateau de Gevrey-Chambertin - a 12th Century listed building along with its two-hectare vineyard and pinot noir grapes.