A steep increase in petrochemical production in China and the US has led to a global oversupply of industrial chemicals used in plastics, sending the price of new material so low that its recycled alternative has become uneconomical to use.
manbetx3.0 和美国石化产量的急剧增长导致manbetx app苹果 用于塑料的工业化学品供过于求，导致新材料的价格如此之低，以至于使用再生塑料变得不划算。
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