Zheng Quan Shi Bao Wang·2025-12-17 09:47Group 1 - The CPO (Co-Packaged Optics) concept has seen a rise of 3.76%, leading the sector in gains, with 120 stocks increasing in value [1][2] - Notable stocks within the CPO sector include Yidong Electronics and Lian Te Technology, both reaching a 20% limit up, while Guangxun Technology, Changfei Fiber, and Zhongci Electronics also hit the limit up [1] - The top gainers in the sector include Huaguang New Materials, Juguang Technology, and Shengyi Electronics, with increases of 18.34%, 17.34%, and 13.56% respectively [1] Group 2 - The CPO sector attracted a net inflow of 11.661 billion yuan, with 83 stocks receiving net inflows, and 33 stocks exceeding 1 billion yuan in net inflow [2] - The leading stock in terms of net inflow is Xinyi Sheng, with a net inflow of 1.410 billion yuan, followed by Zhongji Xuchuang and Shenghong Technology with net inflows of 1.401 billion yuan and 1.162 billion yuan respectively [2] - The net inflow ratios for leading stocks include Changfei Fiber at 22.87%, Huaxu Electronics at 22.31%, and Guangxun Technology at 17.22% [3] Group 3 - The top stocks in the CPO sector based on daily performance include Xinyi Sheng with a 9.55% increase, Zhongji Xuchuang with a 6.92% increase, and Shenghong Technology with a 5.95% increase [3][4] - Other notable performers include Tianfu Communication with a 9.27% increase and Industrial Fulian with a 4.33% increase [3] - The overall trading volume and turnover rates for these stocks indicate strong investor interest, with some stocks like Changfei Fiber and Huaxu Electronics showing high turnover rates of 22.87% and 22.31% respectively [3][4]