Group 1 - The core point of the news is that Zhengfan Technology's stock has experienced a decline of 3.78% on January 13, with a total market value of 9.439 billion yuan and a cumulative drop of 6.03% over three consecutive days [1] - Zhengfan Technology, established on October 10, 2009, specializes in the design, production, installation, and supporting services of gas chemical supply systems, as well as the production and sales of high-purity specialty gases [1] - The main business revenue composition includes: electronic process equipment 63.06%, core components 12.82%, gases and advanced materials 9.92%, MRO business 8.24%, biopharmaceutical equipment 5.91%, and other businesses 0.05% [1] Group 2 - From the perspective of fund holdings, one fund under Jiashi Fund has a significant position in Zhengfan Technology, with Jiashi Changqing Competitive Advantage Stock A holding 36,800 shares, accounting for 5.41% of the fund's net value [2] - The fund has experienced a floating loss of approximately 46,400 yuan today, with a total floating loss of 75,900 yuan during the three-day decline [2] - Jiashi Changqing Competitive Advantage Stock A was established on May 6, 2019, with a latest scale of 28.4348 million yuan and a year-to-date return of 14.04% [2]

Core Viewpoint - The stock of Shenzhen Placo New Materials Co., Ltd. experienced a decline of 5.03%, trading at 72.10 yuan per share, with a total market capitalization of 20.895 billion yuan as of November 27 [1] Company Overview - Shenzhen Placo New Materials Co., Ltd. was established on September 17, 2009, and went public on December 30, 2019. The company specializes in the research, production, and sales of metal soft magnetic powders, metal soft magnetic powder cores, and inductive components [1] - The main revenue composition includes: 96.69% from metal soft magnetic powder products, 3.07% from metal soft magnetic powders, and 0.25% from other business income [1] Fund Holdings - According to data, one fund under Jiashi Fund holds a significant position in Placo New Materials. Jiashi Changqing Competitive Advantage Stock A (007133) held 24,600 shares in the third quarter, unchanged from the previous period, accounting for 7.02% of the fund's net value, making it the third-largest holding [2] - The fund has a total scale of 28.4348 million yuan and has achieved a return of 12.71% year-to-date, ranking 3220 out of 4206 in its category [2] Fund Manager Performance - The fund manager of Jiashi Changqing Competitive Advantage Stock A is Deng Liheng, who has been in the position for 4 years and 153 days. The total asset scale of the fund is 86.237 million yuan [3] - During his tenure, the best fund return was -4.11%, while the worst return was -58.05% [3]