关键词: 移动通信, 5G, 工业4. 0, 工业制造

Abstract: China's manufacturing industry is undergoing profound changes in digitalization, networking, and intelligence. The Industrial Internet is an important foundation for the new industrial revolution and intelligent manufacturing. 5G􀆳s lower latency, higher speed and better business experience will make it an important role in promoting the in-depth integration of informatization and industrialization. This paper introduces the importance of providing mobile coverage in factories and industrial buildings, analyzes indoor and outdoor wireless network systems, investigates the running mobile networks and standardized 5G technology, estimates the preference of 5G technology in manufacturing, and shows that the development of 5G technology can bring Industry 4. 0 changes to smart factories and manufacturers

Key words: mobile communications, 5G, Industry 4. 0, industrial manufacturing