You think that the empty party will return to the scene when it expires. If he can decide the time and place, let's take soybeans as an example. Northeast delivery, three months later, is it the same as Hainan delivery? Hainan does not produce this, and the cost is obviously different.

Besides, I don't know how many grades there are in soybean varieties, but there are grades in wheat. Can the lowest price be the same for new wheat, high grade and old wheat? Much worse ~

This kind of information is beneficial to the air side, and it will be published when the air side is ready to start killing, leading to a collapse.