Wandashan milk powder, He Fei milk powder, etc. In the melamine incident, Wandashan milk powder was not detected to contain melamine, so Wandashan milk powder was considered as one of the safety brands. Wandashan milk powder has not been affected, because it has its own pasture and production and processing base, which can effectively ensure the hygiene and safety of the products. At the same time, Wandashan milk powder has also taken strict quality control measures in terms of formula and raw material procurement to ensure product quality. In addition, He Fei milk powder is also a brand that has no problem in the melamine incident. He Fei milk powder built its own pasture and controlled the upstream and downstream supply chain, effectively avoiding the impact of the melamine incident. At the same time, He Fei milk powder also pays attention to product research and development and quality management, and constantly improves the quality and safety of products.