金盾股份(300411.SZ)：氦气风机产品尚未有商业航天方面的订单或收入

Core Viewpoint - The company JinDun Co., Ltd. (300411.SZ) has developed helium fan products that can be utilized in large chambers simulating high vacuum and low-temperature environments for space testing, but currently lacks commercial orders or revenue in the aerospace sector [1] Group 1: Product Applications - The helium fan products are designed to drive high-purity helium in environments with temperatures below -180°C, providing a uniform temperature field for spacecraft testing [1] - The company has investments in Xi'an Xinghang Aerospace Technology Co., Ltd., which has products applied in rocket shells and has already generated revenue and orders [1]