濮阳惠成股价跌1.14%，南方基金旗下1只基金位居十大流通股东，持有130.01万股浮亏损失23.4万元

Group 1 - Puyang Huicheng Electronic Materials Co., Ltd. experienced a decline of 1.14% on December 30, with a stock price of 15.64 yuan per share and a total market capitalization of 4.565 billion yuan [1] - The company, established on December 27, 2002, and listed on June 30, 2015, specializes in the research, production, and sales of fine chemicals, including anhydride derivatives and functional material intermediates [1] - The revenue composition of the company is as follows: anhydride derivatives account for 80.54%, functional material intermediates for 19.29%, and other sources for 0.17% [1] Group 2 - Southern Fund's Southern Baoyuan Bond A (202101) is among the top ten circulating shareholders of Puyang Huicheng, holding 1.3001 million shares, which represents 0.45% of the circulating shares [2] - The fund has a current scale of 6.076 billion yuan and has achieved a year-to-date return of 6.39%, ranking 477 out of 6215 in its category [2] - The fund manager, Lin Lefeng, has a tenure of 9 years and 278 days, with a total fund size of 15.472 billion yuan and a best return of 161.29% during his tenure [3]