Introduction to Dabei Photo Studio: Dabei Photo Studio was founded in 1921 in Shitou Hutong by founder Zhao Yanchen. After liberation, the photo studio was taken over by the state and moved to No. 2 Qianmen Street, starting in 1955. , has undertaken the task of taking more than 10,000 group photos for previous CPC congresses, National People's Congress, National Committee of the Chinese People's Political Consultative Conference, and large and medium-sized conference groups where party and state leaders met with Chinese and foreign guests at the Great Hall of the People. It enjoys a high reputation in photo studios across the country.