在国家建委建材局的领导下,由北京市建材局主持,于一九七三年十月二十九日在北京召开了制订煤灰砖部颁标准工作协调会议。会议认真学习了党的十大文件,传达学习了中央有关标准化工作的指示和文件。会议认为,以路线为纲,制订煤灰砖部颁标准,对保证和提高煤灰砖质量,促进煤灰砖的生产和推广使用,将起积极作用, Under the leadership of the National Construction Committee Building Materials Bureau, the Beijing Municipal Building Materials Bureau presided over the meeting to convene a coordination meeting for drafting standards for coal ash bricks in Beijing on October 29, 1973. The meeting carefully studied the top ten documents of the party, and conveyed and learned the instructions and documents of the central government on standardization work. The meeting believed that taking the route as the guideline and formulating standards for the delivery of coal ash bricks will play a positive role in ensuring and improving the quality of coal ash bricks and promoting the production and promotion of coal ash bricks.