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全国塑料制品标准化技术委员会塑料管材、管件及阀门分技术委员会秘书处会同中国市政华北设计院于1997年4月28日至4月30日在北京组织召开了聚乙烯管材研讨会。到会代表来自聚乙烯树脂生产单位、树脂标准归口单位、聚乙烯管材生产单位、产品标准归口单位,市政、水利、油田、自来水公司等各应用领域的科研、生产、管理方面有经验的专家。
National Plastics Standardization Technical Committee plastic pipe, fittings and valves sub-technical committee of the Secretariat in conjunction with the Chinese municipal North China Design Institute in April 28, 1997 to April 30 in Beijing organized a polyethylene pipe seminar. Representatives from the polyethylene resin production units, resin standard focal point units, polyethylene pipe production units, product standards focal point, municipal, water conservancy, oil fields, water companies and other applications of scientific research, production and management experience of experts.