Introduction to Milk Powder Jinlingguan Milk Powder Jinlingguan is a well-known infant milk powder brand in China. Its company is headquartered in Hangzhou, Zhejiang Province and was established in 2006. After years of development, Jinlingguan has become a professional infant milk powder manufacturer and has its own technology research and development center and laboratory, which has strong advantages in product research and development and production. Features of Jinlingguan products Jinlingguan products