Sichuan-Tibet Railway: A magnificent chapter in national construction. As a key project in the 13th Five-Year Plan, the construction of the Sichuan-Tibet Railway is unprecedentedly difficult.And behind this, there are countless builders like Peng Xianghua who are working silently.Since 1994, Peng Xianghua has devoted himself to railway construction and participated in many national key projects.His perseverance and dedication have contributed significantly to the prosperity and stability of the motherland.

Xu Liping: A craftsman who dances with danger In the field of rocket manufacturing, the surface shaping of solid rocket motors is an extremely dangerous and important task.And Xu Liping, a craftsman who has been carving gunpowder for thirty years, used his exquisite skills and firm belief to ensure the safe launch of the rocket.His work is a dual challenge to life and technology.

Guardian of UHV Lines - Wang Jin UHV technology, as the power transmission and transformation project with the highest voltage level, largest capacity and longest transmission distance in the world, its live maintenance work is undoubtedly a great test for technical personnel.And Wang Jin, the live maintenance worker on the UHV line, uses his professional knowledge and skills to protect the safety and stability of the power grid.His work is a challenge to the limits of technology and a guarantee of national energy security.