Zheng Quan Shi Bao Wang·2025-09-11 11:29Market Activity - 39 stocks had a closing order amount exceeding 1 billion yuan on September 11, with the top five being Haiguang Information (7.23 billion yuan), Luxshare Precision (7.09 billion yuan), Zhongke Shuguang (6.26 billion yuan), Dongzhu Ecology (5.4 billion yuan), and Industrial Fulian (5.38 billion yuan) [2][2][2] - Haiguang Information achieved a "20cm" limit-up with a transaction volume of 159.97 billion yuan and a turnover rate of 3.34%. The company reported a revenue of 5.464 billion yuan for the first half of the year, a year-on-year increase of 45.21%, and a net profit of 1.202 billion yuan, up 40.78% year-on-year [2][2][2] CPO Sector - The CPO sector saw a surge in limit-up stocks, including Tengjing Technology, Jinxin Nuo, and Juguang Technology. Tengjing Technology's subsidiary has completed the production of several high-speed optical engine samples and is advancing customer validation [4][4] - Juguang Technology acquired a Swiss company with extensive experience in optical communication, focusing on micro-nano optical devices for data communication [4][4] Pork Industry - In the pork sector, Jin Xin Nong reported a sales volume of 108,000 pigs with a sales revenue of 12.1065 million yuan, while Tiankang Biological sold 263,800 pigs in August, a month-on-month increase of 18.03% and a year-on-year increase of 10.15% [6][6] - Tiankang Biological's cumulative sales for the first eight months of 2025 reached 2.0155 million pigs, an increase of 8.24% compared to the same period last year [6][6] Liquid Cooling Servers - The liquid cooling server segment includes companies like Cambridge Technology and Zhongke Shuguang, with Cambridge Technology investing in the development of 800G liquid cooling optical modules [7][8] - Zhongke Shuguang launched a silicon cube liquid cooling server that utilizes immersion liquid phase change cooling technology, achieving a global leading PUE of 1.04 [8][8] Institutional Investment - Eleven stocks on the龙虎榜 had net purchases exceeding 1 billion yuan, with Luxshare Precision, Wolong Nuclear Materials, and others seeing amounts over 200 million yuan [9][9] - Among stocks with institutional participation, Dongshan Precision and Beifang Changlong led in net purchases [9][9]