China improves occupational disease prevention and control system

Occupational disease, a term that we sometimes use rather casually to describe some of our minor ailments, is actually linked to a more serious matter pertaining to the health and welfare of workers. In China, the country has built, and is trying to improve, a national system for the monitoring and prevention of occupational diseases and hazards. On the show: Laiming, Niu Honglin & Josh Cotterill