6 months. The Golden Dawn Pure Milk is a product of Yili, and the box is labeled with a shelf life of 6 months under closed conditions at room temperature, which means that it can be stored for 6 months at room temperature when it is unopened. Golden Dawn milk is the first high-end sub-brand of Yili liquid milk, divided into Golden Dawn pure milk, Golden Dawn low-fat milk, Golden Dawn organic milk three kinds of, its main nutrient is milk protein, have the edible effect of calcium. This milk is highly favored by consumers for its high nutrition and high quality.