A股影视股集体下挫，博纳影业跌超7%

Group 1 - The film stocks that rebounded yesterday returned to weakness today, with a collective drop at the beginning of the trading session [1] - Bona Film Group fell over 7%, China Film Group dropped over 5%, and Beijing Culture decreased nearly 4% [1] - Other companies such as Huace Film & Television, Huayi Brothers, and Happiness Blue Sea also saw declines of over 2% [1] Group 2 - Bona Film Group's market value is 13.7 billion, with a year-to-date increase of 63.13% [2] - China Film Group has a market value of 29.6 billion, with a year-to-date increase of 37.01% [2] - Beijing Culture's market value is 3.673 billion, with a year-to-date decrease of 25.97% [2] - Huace Film & Television has a market value of 15 billion, with a year-to-date increase of 10.14% [2] - Huayi Brothers has a market value of 5.632 billion, with a year-to-date decrease of 22.52% [2] - Happiness Blue Sea has a market value of 7.057 billion, with a year-to-date increase of 117.70% [2]