Yili is one of the largest dairy enterprises in China market, with strict quality control system and advanced production technology. Yili middle school students' milk powder adopts high-quality raw materials, and through scientific formula and strict production technology, the safety and nutritional value of the products are ensured. Yili middle school students' milk powder has also passed the quality management system certification and food safety management system certification, which proves that its product quality and safety have been internationally recognized.