Two notable M&A transactions in the US this week, with Thai food giant Charoen Pokphand Foods entering the market with the US$1bn acquisition of frozen-food firm Bellisio and Greencore striking a "transformational" deal for convenience food group Peacock Foods. Elsewhere, Danone announced plans to try to control the "grey trade" of infant formula to China and there was talk snacks giant Pladis could be looking to sell another European brand.