The boiler and pressure vessel plates of JIGANG were Producted from 1980s. It attains the licence of The Plates for Boilers in1986 and attains the licence of the boiler and pressure vessel plates in 1993. In 2006,Jinan steel passed PED and Germany AD2000-W0 licence,and achived China top brand of boiler and pressure vessel plates.Now,the largest thickness up to 80mm.