Envicool(SZ:002837) Xin Lang Cai Jing·2025-12-24 02:19Group 1 - The core point of the news is that Yingweike Technology Co., Ltd. experienced a stock price increase of 5.09%, reaching 109.13 yuan per share, with a total market capitalization of 106.57 billion yuan [1] - The company, founded on August 15, 2005, specializes in the research, production, and sales of precision temperature control energy-saving equipment, as well as air conditioning services for rail transit trains and traditional buses [1] - The revenue composition of the company's main business includes: 52.50% from room 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, and 0.75% from bus air conditioning [1] Group 2 - Chang'an Fund has one fund heavily invested in Yingweike, specifically the Chang'an Xinrui Technology 6-month open-end mixed A fund, which increased its holdings by 25,400 shares in the third quarter, bringing the total to 188,300 shares, representing 4.79% of the fund's net value [2] - The fund has achieved a year-to-date return of 93.95%, ranking 136 out of 8,088 in its category, and a one-year return of 91.49%, ranking 134 out of 8,058 [2] - The fund manager, Wang Haoyu, has been in charge for 1 year and 344 days, with the best fund return during his tenure being 111.9% and the worst being 100.41% [3]