Naphthol AS,Naphthol AS-D,Naphthol AS-E,Naphthol AS-BS,Naphthol AS-OL,Naphthol AS-PH,Naphthol AS-LC,Naphthol AS-OL(refined),Naphthol AS-PH(refined),Naphthol AS-LC(refined),Naphthol AS-IRG,Naphthol AS-ITR---Changzhou Dabang Chemcial Co., Ltd.(Changzhou Xinzhong Chemical Co.,Ltd.)


Our company is a sino-foreign joint capital corporation with the production of intermediate and azoic . It has over ten years' professional experience on this products .It products 1500 tons of Naphthol AS serices of Xinzhong brand every year. Over 70% of them are exported.
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