海正生材股价涨5.72%，广发基金旗下1只基金位居十大流通股东，持有704.78万股浮盈赚取641.35万元

Group 1 - The core viewpoint of the news is that Zhejiang Haizheng Biomaterials Co., Ltd. has seen a stock price increase of 5.72%, reaching 16.83 CNY per share, with a total market capitalization of 3.41 billion CNY [1] - The company specializes in the research, production, and sales of polylactic acid, with its main revenue sources being pure polylactic acid (78.55%), modified polylactic acid (20.50%), and others (0.96%) [1] - The trading volume for the stock was 95.70 million CNY, with a turnover rate of 4.82% [1] Group 2 - According to data, GF Fund's Guangfa Technology Innovation Mixed A Fund (008638) has entered the top ten circulating shareholders of Haizheng Biomaterials, holding 7.05 million shares, which is 5.99% of the circulating shares [2] - The fund has achieved a year-to-date return of 51.91%, ranking 749 out of 8246 in its category, and a one-year return of 99.24%, ranking 499 out of 8054 [2] - The fund's total scale is 2.657 billion CNY, and since its inception, it has returned 136.12% [2] Group 3 - The fund manager of Guangfa Technology Innovation Mixed A is Wu Yuanyi, who has been in the position for 4 years and 352 days [3] - Under Wu's management, the fund's total asset scale is 20.478 billion CNY, with the best return during his tenure being 107.14% and the worst being -15.24% [3]