Rockchip(SH:603893) Xin Lang Cai Jing·2025-10-31 07:19Group 1 - The core point of the news is that Ruixin Microelectronics has experienced a decline in stock price, dropping 1.98% to 181.45 CNY per share, with a total market capitalization of 76.376 billion CNY and a cumulative drop of 6.55% over the past four days [1] - Ruixin Microelectronics specializes in the design, development, and sales of large-scale integrated circuits and application solutions, with its main revenue sources being smart application processor chips (90.25%), analog-digital mixed chips (7.39%), and other chips (2.04%) [1] - The company was founded on November 25, 2001, and went public on February 7, 2020 [1] Group 2 - According to data, one fund under GF Fund has Ruixin Microelectronics as a significant holding, specifically the GF CSI 500 ETF Linked (LOF) A (162711), which held 200 shares as of the third quarter, ranking it as the ninth largest holding [2] - The fund has incurred a floating loss of approximately 734 CNY today and a total floating loss of 2542 CNY during the four-day decline [2] - The GF CSI 500 ETF Linked (LOF) A (162711) was established on November 26, 2009, and has a current scale of 1.211 billion CNY, with a year-to-date return of 29.06% [2]