Prior to joining the University of Edinburgh as a Lecturer in Finance, Mengfei worked on policy, society, and finance for a UK circular chemical economy in the UKRI NICER Programme, based at Heriot-Watt University. Mengfei holds a PhD in carbon finance from the University of Edinburgh. She was involved in several research projects, including the UKRI VaCoBD project, BHP CCS in China's Iron and Steel Sector project, Carbon Emission Modelling of Energy Systems for Retrofit sponsored by the SFC and RGC, Developing a Linkage Readiness Carbon Market in China funded by the World Bank Group, and Enabling the Legal and Regulatory Framework for Large-scale CCUS Projects in Guangdong, China sponsored by the UK FCO and Guangdong DRC. Her research interests lie in climate investment and finance, energy and low-carbon policies, including carbon pricing, emission trading schemes, and sustainable finance.