Less salt, less oil, less sugar and less wine: cultivate light eating habits and eat less high-salt and fried foods. Adults should not eat more than 6g of salt and 25-30g of edible oil every day. Control the intake weight of added sugar, and the daily intake should not exceed 50g, preferably below 25g. Drink plenty of water, adults drink 7-8 cups a day (1500- 1700 ml), and advocate drinking boiled water and tea; Do not drink or drink less sugary drinks. Children and adolescents, pregnant women and nursing mothers should not drink alcohol. If adults drink alcohol, men should not drink more than 25g a day, and women should not drink more than 15g.