在毛主席的革命路线指引下,上海搪瓷七厂的职工,学习了《矛盾论》和《实践论》,坚持实践第一,发扬“独立自主,自力更生”的精神,在有关单位的协作下,在1972年试制成搪瓷场致发光屏。经有关单位试用, Under the guidance of Chairman Mao’s revolutionary line, the staff of Shanghai Enamel Porcelain Factory learned the theory of “contradiction” and “practice”, adhered to the principle of “practicing first”, carried forward the spirit of “independence, self-reliance and self-reliance”, and with the cooperation of relevant units, 1972 trial made into enamel electroluminescent screen. Trial by the relevant units,