Dosilicon(SH:688110) Xin Lang Cai Jing·2025-12-18 06:40Group 1 - Dongxin Semiconductor Co., Ltd. experienced a stock price increase of 5.57%, reaching 118.33 yuan per share, with a trading volume of 1.832 billion yuan and a turnover rate of 3.66%, resulting in a total market capitalization of 52.331 billion yuan [1] - The company, established on November 26, 2014, and listed on December 10, 2021, focuses on the research, design, and sales of general-purpose storage chips with a revenue composition of NAND (57.08%), MCP (25.88%), DRAM (10.43%), NOR (6.15%), and others (0.25%) [1] Group 2 - According to data from the top ten holdings of funds, Bosera Fund has one fund heavily invested in Dongxin Semiconductor, specifically the Bosera Sci-Tech 100 ETF (588030), which held 1.7925 million shares, accounting for 2.67% of the fund's net value, making it the third-largest holding [2] - The Bosera Sci-Tech 100 ETF (588030) was established on September 6, 2023, with a latest scale of 7.179 billion yuan, achieving a year-to-date return of 45.75% and a one-year return of 43.18% [2]