请在下表中记录下您的问题。通常情况下,SUNNYMER 会在三个工作日内回复;如果需进行广泛研究的咨询,可能会导致耗时较久,这种情况下,我们将尽快回复。



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    Sunnymer is a private Chinese Company whose main sectors of activity are the research and production of chemical additives used to produce plastic materials such as: Polyvinyl

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