Puyang Huicheng Electronic Materials Co., Ltd., founded in December 2002 with a registered capital of 296 million yuan, is located in the National Puyang Economic and Technological Development Zone. It is a joint-stock national high-tech enterprise specializing in the R&D, production, and sales of anhydrides and their derivatives, pharmaceutical intermediates, LED/OLED materials, and other functional material intermediates. The company operates three production bases—Henan Puyang, Shandong Heze, and Fujian Gulei—covering a total area of 360,000 m². Its products are widely used in electronic component encapsulation materials, electrical insulation materials, coatings, composite materials, LED/OLED electronic materials, pharmaceuticals, pesticides, and more. The company has a designed annual production capacity of 173,400 tons, including 153,400 tons of anhydrides. It is one of the largest manufacturers of maleic anhydride derivatives in China, with the most comprehensive product range.


The company holds import and export rights and has passed the customs AEO general certification. Its main anhydride products have obtained pre-registration or full registration under EU-REACH, K-REACH, Turkey-REACH, and UK-REACH regulations. These products are exported to Europe, America, South Korea, Japan, Southeast Asia, and many other countries and regions.