There are two kinds of health certificates, one is food health certificate. Another kind of health certificate is a health certificate for engaging in other industries. Now most industries need to have personal health certificates. The food industry health certificate is yellow.
Non-staple food refers to non-staple food such as chicken, duck, fish, fruits and vegetables used for dinner except rice and noodles. Non-staple food can provide rich nutrients such as protein, fat, vitamins and inorganic salts, which plays an important role in human health.