Changzhou Wujin Minghuang Chemical Co., Ltd. is a deep processing enterprise specializing in the production of coal tar series products. The main products include naphthalene series (1-chloromethylnaphthalene, 1-naphthaldehyde, 1-naphthaleneacetonitrile, 1-naphthaleneacetic acid, 1-naphthaleneacetamide, etc.), phenanthrene series (phenanthrenequinone, 9-bromophenanthrene, etc.), anthracene Series (refined anthracene, 9-bromoanthracene, 9-anthracene, 9-anthracene formic acid, etc.), fluorene series (refined fluorene, 2-bromofluorene, 2.7-1bromofluorene, etc.). Most of the above products are exported to the United States, Japan and European countries.