Sinosteel Luoyang Institute of Refractories Research Co., Ltd. (LIRR) is a science and technology enterprise affiliated to Sinosteel Corporation, China.



Sinosteel Corporation (abbreviated as Sinosteel) is a central enterprise under the administration of the State-owned Assets Supervision and Administration Commission of the State Council. It is a large multinational enterprise that integrates resources development, trade & logistics, engineering project and science and technology in providing comprehensive auxiliary service and system integrated service for Iron & steel industry,...