When the financial crisis broke out in 2008, in order to save the economy, countries all over the world injected liquidity into the market. Simply put, it is printing money. In this way, after the crisis, there will be excess liquidity in the market. If there is too much money in the market, the price will rise.
When countries inject liquidity into the market, many people have said that it is a double-edged sword: injecting liquidity saves the present and hurts the future. If you don't inject liquidity, you can't save the present, and there is no future.
In addition, domestic soybeans are heavily dependent on imports, and most of the soybeans needed for soybean oil must be imported from the international market. Almost all commodities in the international market are priced in US dollars. The recent sharp depreciation of the US dollar has directly pushed up the prices of these commodities, including soybeans.