天威视讯连跌7天，广发基金旗下1只基金位列前十大股东

Group 1 - Tianwei Video has experienced a continuous decline for 7 trading days, with a cumulative drop of -12.52% [1] - Tianwei Video is the first joint-stock enterprise in China's cable television network industry and is responsible for the construction, operation, and maintenance of cable television networks in Shenzhen [1] - The company has developed a multi-business cultural industry model focusing on video information transmission and online multifunctional services [1] Group 2 - GF Fund's Guangfa Pension Index A is among the top ten shareholders of Tianwei Video, having increased its holdings in the third quarter of last year [1] - The fund has a year-to-date return of 0.46%, ranking 2358 out of 3440 in its category [1][2] - The fund manager, Cao Shiyu, has been with GF Fund since June 2014 and has held various research and investment roles [3][4] Group 3 - GF Fund was established in August 2003 and is primarily owned by GF Securities Co., Ltd., which holds 54.53% of the shares [4] - The fund has a total asset management scale of 108.43 billion yuan, with a return of 57.18% during Cao Shiyu's tenure [4]