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Henan Violet Technology Co., Ltd.

Henan Violet Technology Co., Ltd.

Main Products:N-Ethylcarbazole, biphenyl-4-ol, 4-Bromobiphenyl,
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China [1,1'-???]-4-?,4'-??- - China Supplier

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Henan Violet Technology Co., Ltd.

제품/서비스: 제약 , 염료 및 액정 중간체의 연구 개발, 생산 및 판매.

??:The Hong Kong air port in Henan province Zhengzhou City(?? ??:)
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