What is the origin of the topic of milk safety?

Mengniu’s advertising slogan.

The source of "the safety of milk is the topic" is Mengniu's advertising slogan "Food is the first priority for the people, milk is the first priority for food, and safety of milk is the most important thing", which means "people rely on food for survival" Fundamentally, milk is the first choice in diet, and the safety of milk is the first condition.” This slogan highlights the importance of milk quality and gives consumers a sense of trust in the quality of Mengniu products.