This article,by describing the role and position of medium and heavy plate material in national economy,present status of
production in our country and difference compared with industrially developed countries with respect to scale,equipment,variety structure and product quality,etc,makes a relatively scientific projection of demand for medium and heavy plate material in our country by the year 2010 and realizes the important task of proceeding from large country to powerful one in steel with respect to production of medium and heavy plate,puts forward the idea of relying on our own country for medium and heavy plate material,enhancing technological installation level of rolling mill,reducing content of harmful elemepts in slab,improving product qualitg and prompting research and develpment of high, new technology,working out both long and immediate term development program and further fabrication of medium and heavy plate,etc,also states clearly the countermeasures for medium and heavy plate material of out country to enter
21st century.