The duel between China's reusable rocket technology and SpaceX undoubtedly becomes a major focus of the global space race. With the advancement of technology, reusable rocket engine technology has gradually become an important research direction in the aerospace field, and China's latest progress in this area is also attracting attention.

Recently, the successful testing of China's independently developed 130-ton reusable liquid oxygen kerosene engine marks an important step forward for China in the field of reusable rocket engine technology. This progress not only lays the foundation for the multiple use of rockets and the reduction of space exploration costs but also demonstrates China's determination in pursuing sustainable development and lowering the threshold for space exploration.

Is this true? Dear viewers! Welcome back to our channel! I am pleased to share and discuss the following topics with the audience:
1. What important progress has China made in the field of reusable rocket engine technology? What significance do these advancements have for the future development of China's aerospace industry?
2. In what areas does China lag behind compared to SpaceX? How can these gaps be narrowed?
3. While pursuing technological innovation and breakthroughs, how can China ensure the sustainable development and commercial operation of its aerospace industry?

I. New Progress in China's Reusable Rocket Development
China successfully tested its independently developed 130-ton reusable liquid oxygen kerosene engine, completing 15 tests. This advancement is an important achievement for China in the field of reusable rocket technology, laying the foundation for cost reduction and achieving multiple rocket uses. The liquid oxygen kerosene engine is crucial for future rocket propulsion, contributing to economic efficiency and environmental sustainability. This reflects China's innovative capability in liquid rocket technology and its determination to reduce the cost of space exploration. With technological advancements, China's reusable rocket engines are expected to play a greater role in future space missions, promoting the development of the aerospace industry.

II. China Aerospace Science and Technology Group acknowledges the gap with SpaceX: Pointing out that although China's aerospace industry is large, it is not strong or leading, and there is still a considerable gap from the goal of becoming a strong aerospace nation.