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北京建工集团第一建筑构件厂是一家国有老企业,1955年筹建,1957年投产,曾是我国规模最大的生产钢筋混凝土工业、民用、市政构件和商品混凝土的专业工厂,为中国500家最大建材工业企
The first building component factory of Beijing Construction Engineering Group is a state-owned and state-owned enterprise. It was established in 1955 and put into production in 1957. It was the largest specialized factory producing reinforced concrete industry, civil and municipal components and commercial concrete in China, Building materials industry enterprises