2016 March 28 on the afternoon of 12 minutes and 58, Zizhu group in Liaoning Anshan Zizhu heavy castings Co., Ltd. workshop came the good news, Liaoning Zizhu group of large type steel rolling mill after several rounds of maintenance debugging, the first blank through the roughing mill and finishing mill, smooth arrival of cold bed, one-time thermal load successfully. Field workers and technicians with joy, which marks the Liaoning Zizhu has rolling super large and special shaped material, the group's product line produced a qualitative leap, heavy castings project will become the group in the future an important technology innovation and profit point of growth.