By the end of 2020, the steel output of Shandong Province was 79.94 million tons, ranking third in the country, with an output value of about 500 billion yuan. There are a wide range of steel products, and plate and section steel occupy an important position. Among the 22 categories of steel products, Shandong enterprises occupy 19 kinds. By the end of 2020, the production capacity of plate and section steel was 42million tons, accounting for about 45%; The production capacity of construction steel is about 28million tons, accounting for about 30%; The production capacity of special steel is 17 million tons, accounting for about 19%; Other production capacity accounts for about 6%.