The subject wants to ask "what is the benefit of the medium-sized board near the port in 2022"? The benefits are good. "Lingang", the former boss of Linfen state-owned enterprise, has a heroic position in people's hearts. Founded in 1958, it was once one of 56 local key iron and steel enterprises and one of 72 national key iron and steel enterprises. Social history is developing and changing, and only the medium plate factory near the port is still in production and operation. Austenitic stainless steel, hydropower station stainless steel, nuclear power station stainless steel, duplex stainless steel ship plate, etc. It is still the largest stainless steel plate enterprise in East Asia, so it can be seen that the benefits of medium plate near the port in 2022 are still good.