上海-50拖拉机鉴定会于79年12月24日～27日在上海召开。会议由上海市机电一局主持,全国11个省市有关兄弟厂、高等院校,科研单位和使用维修部门共59个单位100名代表参加了会议。 代表们听取了上海拖拉机厂关于上海-50拖拉机设计试制试验及历年来攻关改进工作的汇报,听取了各省市使用部门对该拖拉机使用 The Shanghai-50 tractor appraisal meeting was held in Shanghai from December 24 to 27, 2007. The conference was presided over by the Shanghai Municipal Bureau of Electrical and Mechanical Services. A total of 100 representatives from 59 factories, including sister factories, universities, research institutes, and maintenance departments from 11 provinces and cities across the country attended the conference. The delegates listened to the Shanghai Tractor Factory’s report on the trial design of the Shanghai-50 tractor and the progress made in the past years. They listened to the use of the tractor by various provincial and municipal departments.