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騰(teng)遠(yuan)集團800mm、500mm口(kou)徑PE實壁管生產線共十一條即將交(jiao)付使(shi)用(yong)！屆時將會在原產量基礎上增加8萬噸/年(nian)！
2018年10月份后臨沂生產基地生產線大小合計將達到72條！
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