More than 90 years ago, Li Zizhou, a revolutionary martyr and Suide native, became the first president of Shaanxi Provincial fourth normal school (“Suishi”), put forward the school motto of “don’t forget to save the country when reading, and don’t forget to read when saving the country”, created the first party and League organization in Northern Shaanxi, sowed red fire, and set the whole land of Northern Shaanxi on fire.