These three major exchanges are all membership exchanges, and their authority is the general meeting of members, which is composed of all members.

China Financial Futures Exchange is a company-based exchange, and its right institution is the shareholders' meeting.

The difference between Shanghai, Dalian and Zhengzhou lies in the variety of transactions.

Shanghai: copper, zinc, aluminum, fuel oil, natural rubber and gold.

Dalian: Soybean 1 and No.2 soybean meal soybean oil corn palm oil plastic

Zhengzhou: strong wheat, hard wheat, sugar, cotton PTA rapeseed oil.