Zhejiang Library, sometimes abbreviated as Zhetu (浙图), is a public library in Hangzhou, China. Founded in 1900 during the Qing dynasty, it is among the earliest provincial public libraries in China. It is designated a National First-Class Library and a National Key Ancient Books Preservation and Conservation Institution by the Chinese government. As of 2023, its main facility at the Zhijiang Cultural Center has a building area of 42,000 square meters and a collection of 6.73 million volumes.