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1991年10月27～28日,在沈阳铁路局锦州薛家配件厂由铁道部专业设计院主持召开了轨枕岔枕标准设计会议。会上铁专院作了“论重载强化系列配套地发展我国预应力混凝土轨枕”、“混凝土岔枕发展情况”的介绍,铁三院作了“关于岔群插入轨对混凝土岔枕的要求”的专题发言,铁科院介绍了“国内外混凝土枕研究工作概况”,部工务局介绍了对全国12个铁路局113km线路使用Ⅱ型混凝土枕的调查情况,部物资总公司介绍了混凝土轨枕岔枕生产厂为提高产品质量所作的工作。
From October 27 to October 28, 1991, the Shenyang Railway Bureau Jinzhou Xuejia Parts Factory was chaired by the Ministry of Railways Professional Design Institute to hold the standard design meeting for sleeper ties. At the meeting, the iron academy gave a presentation on “Development of China’s Prestressed Concrete Sleeper” and “Development of Concrete Sleeve Sleepers” on Reinforced Supporting Series of Heavy Duty Reinforcement, and “The Requirements of Cross-Ditch Insert Rails on Concrete Sleepers” “ASTRI introduced the” Overview of the research work on concrete sleepers at home and abroad "and the Bureau of Work Affairs introduced the survey on the use of Type II concrete sleepers on 113km lines of 12 railway administrations in China. The Ministry of Materials and Materials introduced the concrete sleeper Switch manufacturers to improve the quality of products made by the work.