科泰电源(300153.SZ)：目前未涉及航天或者太空业务

Core Viewpoint - The company, KOTAI Power (300153.SZ), is not involved in aerospace or space business, focusing instead on generator sets as its core product [1]. Group 1: Company Overview - The company's main products are generator sets, which can be used as backup power, mobile power, and alternative power sources [1]. - These generator sets are applicable in various industries, including data centers, communications, high-end manufacturing, electricity, oil and petrochemicals, transportation, engineering, ports, and shipping [1].