先锋电子股价连续5天下跌累计跌幅8.97%，民生加银基金旗下1只基金持1.64万股，浮亏损失3.08万元

Group 1 - The core viewpoint of the news is that Pioneer Electronics has experienced a decline in stock price, with a cumulative drop of 8.97% over the past five days, closing at 19.07 CNY per share [1] - The company, founded in October 1991 and listed in June 2015, specializes in providing integrated solutions for the gas industry, including smart gas metering systems and related devices [1] - The revenue composition of the company shows that wireless remote smart gas meters, including IoT meters, account for 85.16% of total revenue, while industrial smart gas meters contribute 8.46%, and other products make up 5.83% [1] Group 2 - From the perspective of fund holdings, Minsheng Jianyin Fund has a significant position in Pioneer Electronics, with its fund holding 16,400 shares, representing 1.42% of the fund's net value [2] - The fund, established on December 5, 2022, has shown a year-to-date return of 45.55% and a one-year return of 86.53%, ranking 850 out of 8180 and 557 out of 7978 respectively [2] - The fund manager, Zhou Shuai, has been in position for 2 years and 85 days, with the fund's total asset size at 351 million CNY and a best return of 34.14% during his tenure [2]