Travel Through Time and Space Back to 1950

Modern engineer Lin Haiyin accidentally traveled to the Korean battlefield in 1950, and the Beidou terminal he carried became the key to connecting the two time and space. He was mistaken as a spy by the volunteer army's reconnaissance company. He gained trust with modern knowledge and experienced the cruelty on the front line of the Yunshan Battle. -**Technical Support**: Transmit intelligence to Hyundai through Beidou terminals, establish a two-way information channel, and obtain meteorological data and pharmaceutical support. -**Tactical Innovation**: Use modern military concepts to improve night combat tactics and severely damage the US mechanized troops in the Battle of Qingchuan River. -**Space-time Paradox**: Discover the existence of a historical repair mechanism, and while providing assistance, the main line of history must be kept unchanged. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.