MAYAIR(SH:688376) Xin Lang Cai Jing·2026-01-19 01:52Group 1 - The core viewpoint of the news is that Meiyetech has experienced a significant stock price increase, rising 6% on January 19, reaching 80.77 CNY per share, with a total market capitalization of 10.922 billion CNY and a cumulative increase of 29.31% over three days [1] - Meiyetech, established on June 21, 2001, and listed on November 18, 2022, specializes in the research, production, and sales of air purification products and atmospheric environmental governance products, with 90.18% of its revenue coming from cleanroom air filtration and clean wall and ceiling system products [1] Group 2 - From the perspective of fund holdings, one fund under Nuoan Fund has heavily invested in Meiyetech, with the Nuoan Lixin Flexible Allocation Mixed A fund holding 167,700 shares, accounting for 2.63% of the fund's net value, ranking as the tenth largest holding [2] - The Nuoan Lixin Flexible Allocation Mixed A fund has generated a floating profit of approximately 766,400 CNY today and a total of 2.8963 million CNY during the three-day price increase [2] - The fund manager, Zhao Sen, has been in position for 3 years and 182 days, with the fund's total asset scale at 442 million CNY and a best return of 67.02% during his tenure [2]