30 yuan per box. Mengniu's purchasing price for a box of milk is 20 yuan, the selling price is 55-65 yuan, and the profit is 30 yuan per box. Mengniu Dairy (Group) Co., Ltd. (referred to as Mengniu Dairy or Mengniu) was established in August 1999 and is headquartered in Shengle Economic Park, Horinger County, Hohhot City, Inner Mongolia. It is a key enterprise in the national agricultural industrialization and dairy industry. As a leading enterprise, Mengniu is China's leading dairy supplier, focusing on the research and development and production of dairy products suitable for the health of Chinese people. It is one of the top 10 dairy companies in the world.