According to the different sources of raw materials, clean vegetables can be divided into vegetable clean vegetables, animal clean vegetables, edible fungi clean vegetables and mixed clean vegetables. Clean vegetables (fresh-cut clean vegetables): clean vegetables processed from fresh dried vegetables that meet the requirements of pollution-free vegetables, mainly including leafy vegetables (such as Chinese cabbage, olives, celery, etc.). ), eggplant (such as eggplant, sweet pepper, etc. ), melons and fruits (such as cucumber, wax gourd, towel gourd, etc. ) and roots (such as white radish)

Clean vegetables for animals: Clean vegetables that can be directly used for cooking are obtained from fresh animal meat and fresh dried animal aquatic products that meet the pollution-free safety standards, mainly including livestock (such as pork, beef, mutton, chickens and ducks) and animal aquatic products (such as fish, crustaceans and shellfish).

Edible fungi clean vegetables: including mushrooms, mushrooms, Pleurotus eryngii, fungus and so on.

Mixed clean vegetables (commonly known as semi-finished clean vegetables): refers to the collocation of more than one clean vegetables of different species and genera, which usually plays the role of seasoning, aesthetics and complementary nutritional elements. Such as: semi-finished products on the market, such as shredded pork with fish flavor, shredded pork with green pepper, Sichuan-style pork, large pots of vegetables and so on.

According to the packaging form, it mainly includes bagged vegetables, boxed vegetables and bagged vegetables.

According to the way of storage and transportation, it mainly includes quick-frozen vegetables and refrigerated modified atmosphere fresh-keeping clean vegetables.

According to the packaging methods, it mainly includes modified atmosphere packaging, vacuum packaging and chitosan coating packaging.

According to the consumption objects, it mainly includes large packaged clean vegetables for group meals, small packaged fine clean vegetables for convenience stores in Shang Chao and quantitative packaged clean vegetables for chain fast food.