Carbon disulfide is used as a petroleum catalyst, sodium methylthionate is used as a petroleum filler, dimethyl disulfide is used in petrochemical enterprises, disulfide is used as the main raw material of Yafeng, sulfur powder is used as a sulfurizing agent for petroleum and additives, anthracene is used for pharmaceuticals, pesticides, and dyes, dimethyl oxalate is used as a pesticide, azolidine is used for pharmaceuticals, and adhesives are used in the automotive and aviation industries.