1. Brand introduction of Holland Duo milk powder. Holland Duo milk powder is an infant milk powder brand from the Netherlands, aiming to provide babies with the purest, most natural and healthiest nutrition. Its products adopt the most advanced production technology and technology in the Netherlands, and select the best raw materials in the world, such as New Zealand high-quality milk, to provide babies with high-quality, high-nutritional milk powder products. 2. Products of Hollando Milk Powder