Zhongguancun Science City is a Haidian government-built investment-and-service platform for the Zhongguancun innovation ecosystem, combining its own direct investing, a network of guidance funds and sub-funds run with other investors, and physical infrastructure like industry centers and labs to support hard-tech and deep-tech companies, including many linked to Tsinghua, Peking University, and CAS. It has built a concentrated portfolio spanning chips, AI software, and robotics, taking a patient, long-term approach to these sectors while also supporting overseas innovation clusters and cross-border investment for its portfolio companies.