Group 1 - The core viewpoint of the news is the performance and investment potential of Sichuan Shuangma, which saw a stock price increase of 5.04% to 21.03 CNY per share, with a total market capitalization of 16.055 billion CNY [1] - Sichuan Shuangma's main business segments include private equity fund management (33.36%), cement production (32.46%), biomedicine (23.08%), and aggregates (11.10%) [1] - The company is located in Chengdu, Sichuan, and was established on October 20, 1998, with its stock listed on August 24, 1999 [1] Group 2 - Guotai Fund has a significant position in Sichuan Shuangma, with its Guotai CSI All-Share Building Materials ETF (159745) increasing its holdings by 631,900 shares in the third quarter, bringing the total to 1.3057 million shares, which constitutes 2.54% of the fund's net value [2] - The Guotai CSI All-Share Building Materials ETF has a current scale of 1.102 billion CNY and has achieved a year-to-date return of 10.7% [2] - The fund's performance over the past year shows a return of 3.53%, with a ranking of 3711 out of 3889 in its category [2]