How can firms like Mobike and Meituan reduce their environmental footprint while simultaneously advancing their business models? This was the central theme of the Beijing Cleantech Hackathon, held at Innoway, a start-up space in Zhongguancun, Beijing’s well-known science and technology park, on 20 and 21 October 2018. GIZ sponsored the 12-hour hackathon which was organized by The Beijing Energy Network (BEN) and New Energy Nexus. The event brought together some of Beijing’s most talented students, professionals, developers, and entrepreneurs to come up with innovative solutions for tackling the wide array of sustainability challenges facing China today. The individual challenges were sponsored by Mobike and Meituan, two firms which have been instrumental in shaping the wider developments of China’s contemporary mobility and food-delivery sector. While Meituan’s Qingshan Foundation asked participants to develop solutions to promote the recycling of delivery waste at universities, Mobike challenged participants to come up with innovative solutions…