Zheng Quan Shi Bao Wang·2025-08-11 08:52Group 1 - The Co-Packaged Optics (CPO) concept has seen a rise of 2.91%, ranking 7th among concept sectors, with 87 stocks increasing in value [1][2] - Notable gainers in the CPO sector include Weier High, which hit the daily limit with a 20% increase, and other companies like Ultrasonic Electronics, Huanyu Electronics, and Shengyi Technology, which rose by 10.02%, 9.14%, and 9.13% respectively [1][2] - Conversely, companies such as Strong瑞 Technology, Changfei Fiber, and Juguang Technology experienced declines of 2.41%, 1.47%, and 1.22% respectively [1] Group 2 - The CPO sector attracted a net inflow of 4.499 billion yuan, with 53 stocks receiving net inflows, and 14 stocks exceeding 100 million yuan in net inflows [2] - The leading stock in terms of net inflow is Zhongji Xuchuang, with a net inflow of 777.7 million yuan, followed by Xinyi Sheng and Dongshan Precision with inflows of 759.2 million yuan and 602.2 million yuan respectively [2][3] - The net inflow ratios for Ultrasonic Electronics, Huanyu Electronics, and Dongshan Precision were 22.78%, 15.71%, and 12.44% respectively, indicating strong investor interest [3]