跌停！广发基金旗下1只基金持仓威唐工业，合计持股比例0.7%

Group 1 - Witan Industrial's stock hit the daily limit down on April 7, with a year-to-date decline of 13.23% [1] - Witan Industrial, established in 2008 and listed on the Shenzhen Stock Exchange in October 2017, specializes in high-end automotive equipment and components, focusing on metal forming and connection technologies [1] - The company's main products include automotive stamping molds, inspection tools, automotive welding and pressing components, and new energy battery enclosures [1] Group 2 - GF Fund's Guangfa Multi-Factor Mixed Fund is among Witan Industrial's top ten shareholders, having reduced its stake to 0.7% in the fourth quarter of last year [2] - The fund has achieved a year-to-date return of 7.93%, ranking 270th out of 2324 in its category [2] Group 3 - The fund managers of Guangfa Multi-Factor Mixed Fund are Tang Xiaobin and Yang Dong, both with extensive experience in the investment field [4][6] - Tang Xiaobin has been managing funds since December 24, 2014, and has a cumulative return of 289.67% on assets under management of 13.993 billion [5] - Yang Dong has been managing funds since July 2, 2021, with a return of 53.22% on assets under management of 12.391 billion [6] Group 4 - GF Fund Management Company was established in August 2003, with major shareholders including GF Securities Co., Ltd. holding 54.53% [7] - The company has a total of nine shareholders, with significant stakes held by Fenghuo Communication Technology Co., Ltd. and Shenzhen Qianhai Xiangjiang Financial Holdings Group Co., Ltd. [7]