Fei is based in Beijing, where she heads the joint ADB-PRC Regional Knowledge Sharing Initiative. Before her current assignment, she led processing and administration of loan and technical assistance projects in the environment, natural resources and agricultural sectors of the PRC. For four years prior to joining ADB, Fei was an Assistant Professor of Economics at Mount Holyoke College and Colby College. She also consulted with the World Bank and held positions with UNDP and PRC government. Fei is an economist specializing in development and environmental economics, with publications in high-ranking peer reviewed economics journals.