英维克股价跌5%，兴业基金旗下1只基金重仓，持有1600股浮亏损失8784元

Company Overview - Invech Technology Co., Ltd. is located in Longhua District, Shenzhen, Guangdong Province, and was established on August 15, 2005. The company went public on December 29, 2016 [1] - The main business involves the research, production, and sales of precision temperature control energy-saving equipment, as well as air conditioning and maintenance services for rail transit trains and traditional buses [1] Revenue Composition - The revenue composition of Invech is as follows: - 52.50% from data center temperature control energy-saving products - 36.00% from cabinet temperature control energy-saving products - 9.82% from other sources - 0.93% from rail transit train air conditioning and services - 0.75% from bus air conditioning [1] Stock Performance - On February 4, Invech's stock price fell by 5%, closing at 104.28 CNY per share, with a trading volume of 4.827 billion CNY and a turnover rate of 5.30%. The total market capitalization is 101.835 billion CNY [1] Fund Holdings - According to data, one fund under Industrial Bank holds a significant position in Invech. The Industrial Bank CSI 500 ETF (510570) held 1,600 shares in the fourth quarter, accounting for 0.71% of the fund's net value, making it the second-largest holding [2] - The fund has a total size of 24.0657 million CNY and has achieved a return of 10.36% year-to-date, ranking 789 out of 5,562 in its category. Over the past year, it has returned 48.01%, ranking 1,368 out of 4,285 [2] Fund Manager Information - The fund managers of the Industrial Bank CSI 500 ETF are Xu Chengcheng and Zhang Shiyue. Xu has a tenure of 9 years and 4 days, with a total fund size of 1.492 billion CNY and a best return of 769.46% during his tenure. Zhang has a tenure of 5 years and 33 days, managing a fund size of 827 million CNY with a best return of 63.64% [3]