Pressure-regulating environment-friendly fresh-keeping transport box

The invention relates to a pressure-regulating environment-friendly fresh-keeping transport box. The pressure-regulating environment-friendly fresh-keeping transport box mainly relates to the fresh keeping degrees of fish, meat, fruit, vegetables and repast transport and cold chain transport and the quality upgrading in the fresh keeping period, is suitable for occasions where the fresh keeping degrees of food, fruit and vegetables are adopted, and is also applicable to quality keeping and mildew resistance of articles such as clothing, calligraphy, painting, tea and traditional Chinese medicine. For example, fish and meat are kept in a prior refrigerator for a little long period of time and have defects such as water removal and nutrient loss; prior snack boxes used for fast food and take-out food have mold release agents, affecting health, on the surfaces, waste snake boxes pollute the environment, and when food in the snake boxes is not eaten in time, bacteria multiply rapidly and fungus pollution exists;