Okra, also known as croissant and tonifying kidney grass, is an annual herb of the genus Okra. It is native to Africa and is widely cultivated in Asia, southern Europe and the Americas. Okra is rich in protein, free amino acids, Vc , VA , VE and mineral elements such as phosphorus, iron, potassium, calcium, zinc and manganese, especially flavonoids, polyphenols and polysaccharides. Flavonoids, polyphenols have remove free radicals, anti-aging body, anti-cancer, anti-radiation biological activity, polysaccharides can promote the excretion of organic material, only 2-3d stored at room temperature, if Can not be sold or processed in time, water and nutrient losses are more, the fruit is prone to aging and wilting. Domestic research on okra mainly focuses on the appearance, nutrient content, planting conditions, and little research on dry products. At present, dried okra products in the market include okra powder seasoning, health bag tea and fried okra crisps, etc. Seasonings and health care bags can not be used as ready-to-eat products, and the processed products have a high oil content. The loss of nutrients is more, and it is more difficult to solve the adverse effects of oil oxidation on product quality. In recent years, fruit and vegetable chips have gradually entered the market and are increasingly favored by consumers. Some domestic enterprises are also targeting the market to actively plan fruit and vegetable dry snack food processing projects.