上海市建一公司机施站广大革命职工,以阶级斗争为纲,高举“鞍钢宪法”的光辉旗帜,发扬了“独立自主,自力更生”的革命精神,对笨重而复杂的V_5型真空泵井点设备进行了大胆改革,制成S-1型简易井点 The majority of the revolutionary workers at Shanghai Jijian Company’s Jishi station, taking the class struggle as the guideline, held high the banner of “Anshan Iron and Steel Constitution” and carried forward the revolutionary spirit of “independent, self-reliant” and carried out the heavy and complicated V_5 vacuum pump well point equipment. Made a bold reform to make S-1 simple wells