回顾了我国50年航天发展历程中所形成的运用系统工程实施科学管理的理念、体系及方法；阐述了顶层设计，统筹规划，统一领导，是中国航天系统工程的本质体现，是航天科学管理的重要特征，是中国航天持续、健康发展的根本保证。

The paper reviews the system engineering formed during the development of China´s space activities in the past 50 years and the principle, structure and method of its scientific management. It states that top-level design, overall planning and centralized administration are the essential manifestation of system engineering of China ´ s space activities, and also are the important feature of scientific management of space activities and the fundamental guarantee for the sustained and healthy development of China´ s space activities.