闪电”提交注册，恒运昌科创板IPO闯进“注册关

Group 1 - The core viewpoint of the article is that Shenzhen Hengyun Chang Vacuum Technology Co., Ltd. has successfully passed the IPO review on the Sci-Tech Innovation Board and has quickly submitted its registration [1] - Hengyun Chang's IPO was accepted on June 13, 2025, entered the inquiry stage on July 6, and was approved on November 14, with registration submitted on the same evening [1] - The company specializes in the research, production, sales, and technical services of core components for semiconductor equipment, including plasma RF power systems and plasma excitation devices [1] Group 2 - Hengyun Chang aims to raise approximately 1.469 billion yuan through this IPO [1] - The company provides overall solutions for core components related to plasma processes, incorporating vacuum acquisition and fluid control technologies [1]