Corn is an important food crop, and it is also a high-yield and high-quality feed. It has become the main raw material for the feed industry. At present, there are more than 500 processed products made with corn as raw materials. Corn starch can be eaten directly or can be further processed into Sugars and various chemical products such as alcohol, acetic acid, acetone, butanol can also be used in textile, papermaking, pharmaceutical, winemaking, and other industries. The fat contained in the embryo accounts for more than 85% of the oil content of the grain. Corn oil becomes a high-quality edible oil and can be made into margarine. The text mainly states:. ['Today, the comprehensive utilization of crop harvests is becoming more and more extensive.', 'The deep processing of various agricultural products is receiving more and more attention.', 'The development of agricultural technology has broadened the market for corn light agricultural products.', 'Corn as a food crop has gradually been developed for multiple economic uses.']