Municipality aims to become world-class, tech-savvy hub Liangjiang New Area in Chongqing is the third State-level economic development zone in China. (LIU CHAN / XINHUA) In 2019, when Han Daguang, co-director of a research institute at the University of Leuven in Belgium, moved his family of four to Chongqing, his friends were surprised by the decision. Overseas Chinese used to choose cities in coastal areas when they relocated to the country, but that has changed.