2222分散剂NNO 分散染料还原染料活性染料纺织印染

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Shandong new materials technology ltd

Address:Zinan chemical industries trading market, south zone 13, skybridge, jinan city, shandong province building
Tel:13964087525

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13964087525

2222分散剂NNO 分散染料还原染料活性染料 纺织印染