Would-be defector Wang Liqiang seemed to confirm Australia’s worst fears of Chinese infiltration. The fresh-faced, bespectacled 27-year-old, dubbed the “first Chinese operative to ever blow his cover”, recounted alarming tales of espionage and political sabotage in Australia, Taiwan and Hong Kong. Wang recalled meeting with the head of a spy ring operating freely down under, coordinating a “cyber army” to manipulate public opinion during elections in Taiwan, working with a front company charged with infiltrating Hong Kong universities and media, and ordering the kidnapping of one of the five Hong Kong booksellers known to sell titles critical of the leadership...