2017年7月24日,自治區黨委副書記,銀川市委書記姜志剛在銀川會見國機集團董事長任洪斌
Mr. Jiang Zhigang, Deputy Secretary of Ningxia Regional Party Committee met Mr. Ren Hongbin, Chairman of SINOMACH in Yinchuan on July 24th, 2017