Shaanxi Province is one of the important birthplaces of the Chinese nation. 1262, Yuan established book provinces in Sichuan and Shaanxi, covering about five provinces of Shaanxi, Gansu, Ningxia, Qinghai and Sichuan, and Hetao area of Inner Mongolia Autonomous Region. After the founding of New China, the people of Shaanxi made great efforts to develop and forge ahead. Under the strong leadership of the Chinese Production Party, they wrote magnificent poems about Shaanxi's development. Since the reform and opening up, Shaanxi's national economy has been growing rapidly, with GDP rising from 810.07 million yuan in 1978 to 29.8 billion yuan in 202 1 year. The people of Sanqin handed over a beautiful answer sheet with the enterprising spirit of opening roads on every mountain and bridging bridges when encountering water, and with the tenacity of grasping iron marks.