飞亚达：长空齿轮公司的主要产品为精密齿轮、精密减速器

Group 1 - The core viewpoint of the article is that Feiya Technology is in the process of acquiring the controlling stake in Chang Kong Gear Company, which specializes in precision gears and precision reducers, with diverse downstream market applications [1] - The acquisition plan is still under development and has not been finalized, indicating a level of uncertainty regarding the transaction [1]