哈尔滨市第七制砖厂,全体职工在党的总路线的光辉照跃下,破除迷信,干劲冲天.在大闹技术革命的高潮中,贯彻与推行了哈尔滨庆华、建华工具厂的经验,试制成功了多孔砖、二孔砖、六孔砖、七孔砖、盐酸、各色类型砖等七种新产品. 他们在试制过程中,克服了资料、原料、技术、设备上的各种困难,用土办法垒起了最大能 In Harbin No. 7 Brick-making Factory, all employees under the glorious leap of the Party’s general line broke the superstition and worked hard. In the upsurge of the big technological revolution, they implemented and implemented the experience of Harbin Qinghua and Jianhua Tools Factory. Four new products, including perforated bricks, two-hole bricks, six-hole bricks, seven-hole bricks, hydrochloric acid, and various types of bricks, were successfully completed. In the trial production process, they overcome various difficulties in materials, raw materials, technology, and equipment. The method has created the maximum