Green food in China is a general term for safe, high-quality, and nutritious food that is free from pollution, and is also known as organic food, ecological food, or natural food.

In the official definition, it refers to agricultural products grown in a pollution-free ecological environment and standardized production or processing throughout the process, with strict control over the content of toxic and hazardous substances, so that it meets the national health and safety standards for food, and by the specialized agencies to identify and authorize the use of the green food label food.

At the same time, in order to distinguish it from ordinary food, green food has a unified logo.

The green food logo has a specific graphic, the green food logo graphic consists of three parts: the sun above, the leaves below and the bud in the middle, symbolizing the natural ecology; the logo graphic is a square circle, meaning protection and safety; the color is green, symbolizing life, agriculture and environmental protection.　　 The whole graphic depicts a picture of harmony and vitality under the bright sunshine, telling people that green food is a safe, non-polluting food from a pure and good ecological environment, which can bring vigorous vitality to people.

In the eyes of the people, green food and organic food, natural food is not much difference, but in the food testing organization is a clear distinction, organic food> green food> natural food!

Organic food is prohibited to apply any synthetic chemicals, such as pesticides and fertilizers, but you can use some natural or mineral pesticides, but the same amount of strict regulations, clearly refers to the organic agricultural production system, according to the international requirements of organic agricultural production and the corresponding standards of production and processing, and through the independent organic food certification bodies Certification of all agricultural products, including food, vegetables, fruits, dairy products, livestock products, honey, aquatic products, spices and so on.

Green food - refers to safe, high-quality edible agricultural products and related products produced in an excellent ecological environment, produced in accordance with green food standards, and practicing full quality control and obtaining the right to use the green food logo.

Pure natural food" refers to food grown in a natural environment, some "natural" products, due to the growth of polluted places, but also not healthy food, so it is not "natural", So it is not true that "natural" or "wild" is good and healthy.

In thousands of years of traditional culture, the color green can be attributed to a variety of concepts related to nature, for example, people describe the forest as the "green lungs" of the big city.

The association between "green" and "fresh" is also evident in language. "Fresh" is the opposite of stored, cooked, smoked, or dried. "Green wood" is wood that is still moist; "green balls" are made from raw potatoes.　　So health food is green, because green is synonymous with vegetables, and "green products" are sold in "green markets". A "green dish" is a cooked vegetable.