The shelf life of imported coffee is generally 2 years, and domestic baking is 1 year.

Coffee is a drink made from roasted and ground coffee beans. Coffee tree, as one of the three major drinks in the world, is a perennial evergreen shrub or small tree of Rubiaceae. Coffee beans and various cookers are used to make coffee every day.

The advantages of drinking coffee are relieving fatigue, refreshing and helping to lose weight, while the disadvantages of drinking coffee are addiction, affecting sleep and stimulating gastrointestinal function. It can stimulate nerves and relieve fatigue. Coffee has a refreshing effect and can keep people awake all the time. Black coffee can also suppress appetite, reduce food calorie intake and help to lose weight.