At present, soybeans in futures contracts include China's soybean 1 and soybean 2, and the grades of soybeans used for delivery are different.

Soybean meal is extracted from soybeans. Generally, 20% soybean oil and 80% soybean meal are obtained after soybean extraction, which is animal feed.

As can be seen from the above acquisition methods, generally speaking, the price of soybean will be higher than that of soybean oil and soybean meal. Cross-commodity arbitrage refers to arbitrage between raw materials and finished products through soybeans, soybean oil and soybean meal.