Huizhou Ciyun Library is the largest library in eastern Guangdong. This modern library, which integrates collection, lending, information consultation, cultural research, education and training, and cultural leisure, was formerly known as Huizhou Library (formerly known as Hu Feng Collection) and was founded in 1886. It is one of the few hundred-year-old libraries in the province with rich historical background and a large collection of ancient books.

Ciyun Library is located behind Huizhou Municipal Government, with a building area of 22,438 square meters. The functional layout of the whole building is reasonable and practical, with good total lighting and wide evacuation passages. The pavilion is a C-shaped structure, facing the northwest, with an open book on the roof, which is a landmark building in Huizhou.