Lontium(SH:688486) Xin Lang Cai Jing·2025-12-23 10:42Group 1 - The core point of the article is that Longxun Co., Ltd. (688486.SH) has submitted an application for listing on the Hong Kong Stock Exchange, with CITIC Securities International as the sole sponsor [1] - Longxun Co., Ltd. is a leading high-speed mixed-signal chip design company, ranked first in the video bridge chip market in mainland China and among the top five globally according to 2024 revenue [3] - The company aims to provide services for smart terminals, devices, and AI applications, focusing on building an efficient and reliable "data highway" [3] Group 2 - Longxun Co., Ltd. is currently listed on the A-share Sci-Tech Innovation Board, having raised 1.03 billion RMB during its IPO in February 2023 [4] - The company's projected revenues for 2022, 2023, and 2024 are 241 million RMB, 323 million RMB, and 466 million RMB respectively, with smart video chips accounting for over 80% of revenue [4] - The revenue growth rates from 2022 to 2024 are 2.6%, 34.1%, and 44.2%, with a 16.7% growth rate reported for the first three quarters of 2025 [7][8] Group 3 - The gross profit margins for the years 2022 to 2025 are 58.8%, 53.6%, 54.3%, and 54.5% respectively [7] - Net profits for the years 2022, 2023, and 2024 are reported as 690 million RMB, 1.027 billion RMB, and 1.444 billion RMB, with 125 million RMB for the first three quarters of 2025 [9] - The company faces risks related to high customer concentration, with the top five customers accounting for 47.0%, 49.4%, 51.6%, and 53.9% of sales from 2022 to the first three quarters of 2025 [11]