Fan started his career as a journalist in 1933. He was sent to the northwest of China by Da Gong Bao as a string correspondent in 1935. At that time, he editorialized a series of news which sensationalized the public. These pieces of news were later anthologized in a book called "The North Western Part of China" (中國的西北角). In this book, he described the Communist Party of China (CPC), the activities of Red Army and the Long March. Besides that, Fan Changjiang showed his determination and strong animosity towards feudalism warlords, rich landowners and bad scholars in this book. Meanwhile, he concerned with the development of China's future and also sympathized those who suffered from the political turmoil.