1. Selection of milk source area 1.1 What is milk source area? 1.2 The impact of milk source on milk powder quality 1.3 How to choose a high-quality milk source? When choosing milk powder, we need to consider the location of the milk source. The milk source refers to the area where milk is produced, and factors such as the climate, environment, and feeding methods in this area will affect the quality of milk. Therefore, it is very important to choose a high-quality milk source. First, we need to understand the standards set by different regions and regions for milk production and feeding. , in Australia, dairy products