Dosilicon(SH:688110) Xin Lang Cai Jing·2025-11-24 02:08Core Viewpoint - Dongxin Semiconductor Co., Ltd. experienced a 5.06% decline in stock price, closing at 94.62 CNY per share, with a total market capitalization of 41.846 billion CNY [1] Company Overview - Dongxin Semiconductor, established on November 26, 2014, and listed on December 10, 2021, is located in Shanghai and focuses on the research, design, and sales of general-purpose storage chips with small to medium capacity [1] - The revenue composition of the company is as follows: NAND 57.08%, MCP 25.88%, DRAM 10.43%, NOR 6.15%, Other (supplementary) 0.25%, and Technical Services 0.21% [1] Fund Holdings - According to data, Bosera Fund has one fund heavily invested in Dongxin Semiconductor, specifically the Bosera Sci-Tech 100 ETF (588030), which held 1.7925 million shares as of the third quarter, accounting for 2.67% of the fund's net value, making it the third-largest holding [2] - The Bosera Sci-Tech 100 ETF was established on September 6, 2023, with a latest scale of 7.179 billion CNY and has achieved a year-to-date return of 37.58% [2] Fund Manager Performance - The fund manager of Bosera Sci-Tech 100 ETF is Tang Yibing, who has been in the position for 3 years and 127 days, managing assets totaling 11.187 billion CNY [3] - During Tang's tenure, the best fund return was 63.03%, while the worst return was -41.93% [3]