Dr Hans Hon Sang Chan (DPhil, MSci, MRSC) is an inventor and entrepreneur combining 10+ years of experience in deep science and bleeding-edge technology to build a more sustainable future. the CTO and co-founder of Matoha Instrumentation Ltd. (UK), a green-tech company manufacturing and selling AI-powered infrared spectroscopic scanners that can instantly identify and report the material composition of textiles, plastics and carpets. Matoha’s multiple patented technologies unlock affordable waste sorting for hundreds of recyclers worldwide (in 50+ countries) and enable the diversion of garments and plastics from landfill and incineration, creating a more circular economy.