Ge Long Hui·2025-09-03 06:50Group 1 - The A-share market saw a rebound in CPO concept stocks, with notable gains in several companies [1] - Changfei Fiber reached the daily limit increase, while Zhongji Xuchuang rose over 9% [1] - Other companies such as Shijia Photon, Guangku Technology, and Tiantong Co. also experienced significant increases, with gains exceeding 6% [1] Group 2 - Detailed stock performance includes: - Changfei Fiber (code: 601869) increased by 10% with a market cap of 69 billion and a year-to-date increase of 205.92% [2] - Zhongji Xuchuang (code: 300308) rose by 9.23% with a market cap of 466 billion and a year-to-date increase of 240.96% [2] - Shijia Photon (code: 688313) increased by 7.75% with a market cap of 39 billion and a year-to-date increase of 418.23% [2] - Guangku Technology (code: 300620) reported a 6.81% increase with a market cap of 26.7 billion and a year-to-date increase of 120.71% [2] - Tiantong Co. (code: 600330) saw a 6.04% increase with a market cap of 13.2 billion and a year-to-date increase of 51.29% [2]