WBD(SZ:300055) Xin Lang Ji Jin·2026-02-24 02:11Group 1 - The core point of the news is that Wanbangda's stock price increased by 5.53% to 8.97 CNY per share, with a total market capitalization of 7.506 billion CNY and a trading volume of 88.2457 million CNY [1] - Wanbangda, established on April 17, 1998, and listed on February 26, 2010, specializes in providing comprehensive industrial water treatment systems for large projects in coal chemical, petroleum chemical, and power industries, focusing on water resource conservation and cost reduction [1] - The company's main revenue source is from petroleum chemical products, accounting for 99.81% of total revenue, while other sources contribute 0.19% [1] Group 2 - According to data, one fund under GF Fund has a significant holding in Wanbangda, with the GF Ruiheng Progress One-Year Holding Period Mixed A Fund holding 129,200 shares, representing 0.82% of the fund's net value, ranking as the fifth-largest holding [2] - The GF Ruiheng Progress One-Year Holding Period Mixed A Fund has a total scale of 117 million CNY and has achieved a year-to-date return of 8.1%, ranking 2167 out of 8994 in its category, with a one-year return of 37.4% [2] - The fund manager, Lin Yingrui, has a tenure of 10 years and 275 days, with the fund's total assets amounting to 9.316 billion CNY, achieving a best return of 163.34% during his tenure [3]