Why China has tightened its belt and road

Gone are the grandiose infrastructure projects, replaced by an emphasis on smaller development opportunities. China's Belt and Road initiative has entered its second decade — and it's changing. It now also includes a determined focus on green technology. But is the recalibration a sign of the project's overall success? Or a scaling back because of China's growing economic problems? And what has Beijing learnt about debt-levels and governance?GuestsProfessor Christoph Nedopil – Director of Asia Institute, Griffith UniversityAssociate Professor Chong Ja Ian – Political Science, National University of SingaporeAssociate Professor Jessica Liao – Political Science, North Carolina State University