Lontium(SH:688486) Xin Lang Cai Jing·2025-12-22 02:15Group 1 - Longxin Semiconductor (Hefei) Co., Ltd. is primarily engaged in the research, design, and sales of high-definition video signal processing and high-speed signal transmission chips, with main business revenue composition being 94.23% from video bridging and processing chips, 5.47% from high-speed signal transmission chips, and 0.30% from other sources [1] - As of December 22, Longxin shares increased by 5.02%, reaching a price of 71.99 yuan per share, with a total market capitalization of 9.598 billion yuan [1] - The company was established on November 29, 2006, and went public on February 21, 2023 [1] Group 2 - Guotai Fund has a significant holding in Longxin shares through its fund Guotai Zhixiang Technology, which increased its holdings by 5,681 shares in the second quarter, bringing the total to 16,800 shares, representing 6.54% of the fund's net value [2] - The fund has a current size of 15.4933 million yuan, with a year-to-date return of 3.61% and a one-year return of 36.75%, ranking 1,750 out of 7,932 in its category [2]