中国伞厂职工在党支部的领导下,遵照毛主席关于“我们必须打破常规,尽量采用先进技术”的教导,对阳伞上盘加工工艺进行了改革,采用冷挤压新工艺,取得了增产挖潜的可喜成绩。阳伞上盘是连接伞骨的主要零件,过去一 Under the leadership of the Party branch, the employees of China Umbrella Factory, following Chairman Mao’s teachings on “We must break the routine and try our best to adopt advanced technology”, carried out reforms on the processing technology of the parasol upper plate and adopted the new technology of cold extrusion to achieve the potential of increasing production and tapping the potential The gratifying results. Parasol plate is to connect the main parts of the ribs, the past one