金盾股份：公司投资企业西安兴航航空科技股份有限公司有部分产品应用于火箭壳体，目前已有营收及订单

Core Viewpoint - The company has developed helium fan products that can be utilized in commercial aerospace applications, specifically for simulating high vacuum and low-temperature environments, although there are currently no commercial orders or revenue from this sector [2]. Group 1: Product Applications - The company's helium fan products are designed to operate in large chambers that simulate space conditions, providing a uniform temperature field for spacecraft testing at temperatures below -180°C [2]. - The company has investments in Xi'an Xinghang Aerospace Technology Co., Ltd., which has products applied in rocket shells, and this segment has already generated revenue and orders [2].