Hallie Liao Mingyu is the head of international development department at Shenzhen Bus Group. Hallie is in charge of international business development, branding, procurement and advertisement. Hallie is passionate about public policy and public transportations role in creating a greener urban environment, particularly after Shenzhen Bus Group became the first fully and largest electric-powered public vehicle operator in the world.

Petra Beckefeld has 16 years of experience in different management positions in Europe at HOCHTIEF AG, especially infrastructure projects, Public-Private Partnerships.

Angelika Zwicky is Principal Sector Economist - Urban Development and Sustainable Mobility at KfW since 2020. Before joining KfW in 2017, she was Director at TCP International GmbH and Senior Transport Economist at Asted - Advisory Services for Transport Economics and Development.

Experienced executive with responsibility for Corporate Strategy, External Affairs and future mobility solutions. Has a demonstrated history of working in the automotive industry. Strong professional skilled in Negotiation, Marketing Management, Business Planning, Tax and Trade, International Relations, and Labor Relations.

Holger Dalkmann has over twenty years of experience working in the field of mobility, cities, sustainability and climate change. In summer 2017 he moved to Berlin where he operates his own business working on those issues with a variety of organizations like GIZ, DFID, UNCRD, and World Bank. Last year he took over the role as Interim Secretary-General of the Sustainable Low Carbon Transport Partnership from May 2018 until October 2018. He is one of the Co-founders of the Partnership on Sustainable Low Carbon Transport (SLoCat) and has been on the SLOCAT board since 2013.