本栏目由我刊与四川粮油集团信息部联办编者按：为了扩大信息来源，更好地满足各位读者对信息的需要，我刊自1997年第1期开始，与四川粮油集团信息部联办“信息之窗”专栏。凡本栏目信息未注明来源者，均为四川粮油集团信息部提供。当前，我国粮油、饲料机械行业普遍被三大问题 This column is edited by our editor and the Sichuan Grain and Oil Group Information Office. Editor’s note: In order to expand the sources of information and better meet the needs of readers for information, we have started publication in the first period of 1997 and have joined hands with the Ministry of Information of Sichuan Grain & Oil Group. “Window of Information” column. Where no information is provided in this column, they are provided by the Sichuan Grain and Oil Group Information Department. At present, China’s grain, oil, and feed machinery industries are generally faced with three major problems.