The BBC’s latest pretty young face is Billie JD Porter. The 23-year-old is entirely lovable. With her brown roots proudly showing, that unmistakably London accent, and a chirpy personality, Billie is the latest in a string of young presenters who the corporation hopes will win back the younger generation. The result? Secrets of China, a three-part documentary series that barely scratches the surface of the country, let alone uncovers its ‘secrets’.