威尼斯欢乐娱人

Textile Chemistry

As one of the four core businesses of Hongda Group, ......

Material Chemistry

Since 2001,Hongda Group has been a distinctive char ......

Biological Pharmacy

Companies in the bio pharmaceutical development alw ......

Resin & Additive

The company's business covers the development o ......

化学纺织

Rotary Printing Screen

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Disperse Dyes

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Disperse Dyes(New)

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Vat Dlyes

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Reactive Dyes

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Acid Dyes

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Cationic Dyes

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Direct Dyes

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Neutral/Acid Mordant Dyes

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Textile Auxiliary

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化学纺织

Textile Printing

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