Thai billionaire seeks to raise ownership in Vinamilk to 21% A woman shops for Vinamilk products. Photo from the company's website. Quynh Nguyen July 9, 2018 PremiumF&N Dairy Investments, a part of Fraser & Neave Limited, has registered to purchase additional shares of Vietnam’s largest dairy producer Vinamilk to lift its ownership to 18.31 per cent. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at email@example.com.