1. Brand introduction of Wandashan milk powder segment 3 Wandashan is a well-known dairy product manufacturer founded in 1956 and headquartered in Weifang City, Shandong Province. Wandashan Milk Powder Stage 3 is a formula milk powder product launched by the company for babies aged 1-3 years old. It uses high-quality milk as raw material and is processed through strict production technology. This product is not only nutritious;