景旺电子股价连续4天下跌累计跌幅12.29%，中邮基金旗下1只基金持14万股，浮亏损失137.62万元

Group 1 - The core point of the news is that Jingwang Electronics has experienced a significant decline in stock price, dropping 2.56% to 70.16 CNY per share, with a total market value of 69.094 billion CNY and a cumulative drop of 12.29% over four consecutive days [1] - Jingwang Electronics, established on March 9, 1993, and listed on January 6, 2017, primarily engages in the research, production, and sales of printed circuit boards, with 94.67% of its revenue coming from this main business [1] Group 2 - According to data, Zhongyou Fund has a significant holding in Jingwang Electronics through its fund, Zhongyou Health and Entertainment Flexible Allocation Mixed A (004890), which holds 140,000 shares, accounting for 3.86% of the fund's net value [2] - The fund has incurred a floating loss of approximately 257,600 CNY today and a total floating loss of 1.3762 million CNY during the four-day decline [2] - The fund was established on December 13, 2017, with a current scale of 117 million CNY, reporting a year-to-date loss of 1.78% and a one-year return of 85.49% [2]