[Time Travel + Chips + Farming + Technology + No Female Lead + Realistic]

The protagonist returns to 2018 and starts to rely on the country. How to lead China's chips to become the world's number one in 2023 and break through the Western technology blockade in five years.

The technology tree is reasonable and does not reduce intelligence. The full text covers the entire semiconductor chip industry chain: design tools, materials, equipment, chip design, foundry manufacturing, and downstream applications.

Why rely on the ladder when you can grow your own wings?

In the turbulent year of 1984, Li Yunhai resigned and became a self-employed person, repairing home appliances, refurbishing copiers, and selling second-hand office equipment, creating a world-renowned printing empire.

Shen Xiulan, a kind and gentle woman.

Lin Zhi, a beautiful and elegant woman.

What will Li Yunhai choose?