During his visit to Beijing University of Chemical Technology (BUCT), Professor Javier García-Martínez delivered an insightful seminar lecture on the role of nanotechnology and sustainable chemistry in advancing the circular economy. Drawing from his pioneering work in nanostructured catalysts, he shared valuable insights on how innovative approaches in chemistry can reduce CO2 emissions and enhance energy efficiency. The lecture was well-received by students and faculty, sparking engaging discussions on the future of sustainable chemical processes. Following the seminar, Prof. García-Martínez interacted with our research group, offering guidance and feedback on ongoing projects. His visit fostered collaboration, providing our team with new perspectives on integrating nanotechnology into sustainable industrial practices.