Group 1 - The A-share market saw a general rise in CPO concept stocks, with notable increases in several companies' stock prices [1] - Changfei Fiber Optics experienced an increase of over 8%, while Jepu Te rose by 5% [1] - Other companies such as Tiantong Co., Guangxun Technology, and Ruijie Networks saw stock price increases of over 4% [1] Group 2 - Detailed stock performance includes: - Changfei Leishe (601869) with an 8.37% increase and a total market value of 172.5 billion, year-to-date increase of 79.06% [2] - Jepu Te (688025) with a 5.08% increase and a market value of 21.2 billion, year-to-date increase of 57.91% [2] - Tiantong Co. (600330) with a 4.81% increase and a market value of 22 billion, year-to-date increase of 36.10% [2] - Guangxun Technology (002281) with a 4.34% increase and a market value of 59 billion, year-to-date increase of 4.49% [2] - Ruijie Networks (301165) with a 4.01% increase and a market value of 63.8 billion, year-to-date decrease of 9.72% [2]