What are the characteristics? They have the final say on commodity prices. For example, the current crude oil price is controlled by the United States, which can effectively hit the Russian economy. The effect is very great.

For example, the pricing power of domestic industrial salt controlled by a domestic salinization association can be manipulated, and there are many places where profits can be made. Trade associations will charge membership fees, and the spot price pricing power of futures varieties can also affect the futures pricing power.