Sun Yiyang

On the socialist road, the development of China's highways is closely linked to the fate of the people. "Dalu Chaotian" takes the construction of Sichuan highway as the incision, and takes the construction of Chengya Expressway, Yaxi Expressway and Yakang Expressway as the theme. It tells the development of the times by telling the fate and emotional stories of the three generations of road and bridge workers accompanying the reform and opening up.

In 1945, Harbin has come under the rule of Japan's puppet state known as Manchukuo. Communist agent Song Zhuo Wen successfully infiltrates Harbin Secret Service where Guan Xue holds a post as the chief of special police.