濮阳惠成：功能材料中间体主要用于有机光电材料等领域

Group 1 - The company primarily engages in the research, development, production, and sales of anhydride derivatives and functional material intermediates, which are fine chemicals [2] - The company's products are widely used in various fields, including electronic component packaging materials, electrical equipment insulation materials, wind power, composite materials, and coatings [2] - Functional material intermediates are mainly utilized in organic optoelectronic materials and other applications [2]