The fourth Forum was organized in cooperation with ADB, Regional Knowledge Sharing Initiative (RKSI) and International Economics and Finance Institute (IEFE) of the Ministry of Finance of the PRC on 27-28 August 2019 with a theme of “Trading for Shared Prosperity” in one of the ancient cities and starting points of the Silk Road, Xian, Shaanxi Province, the PRC. The Forum brought together around 130 participants from think tanks, academia, private sector, and governments to deliberate on trade expansion from increased market access, greater diversification, and stronger institutions for trade under the CAREC Integrated Trade Agenda (CITA) 2030 in the context of heightened US-PRC trade tensions and expansion of disruptive technologies.