06 Nov 2017 --- Swiss agri-business and Chinese grains trader China National Cereals, Oils and Foodstuffs Corporation (COFCO) have announced that Syngenta has entered into a binding agreement to acquire Nidera Seeds. The Chinese-state owned food processing holdings company COFCO International is the country’s largest food processor, manufacturer and trader. It focuses on corn, sunflowers, sorghum, soybeans and wheat.