Bookseller Lam Wing-kee poses during an interview in Hong Kong, China June 19, 2016. REUTERS/Bobby Yip

Bookseller Lam Wing-kee poses during an interview in Hong Kong, China June 19, 2016. REUTERS/Bobby Yip

Bookseller Lam Wing-kee poses during an interview in Hong Kong, China June 19, 2016. REUTERS/Bobby Yip

July 5, 2016 11:49 AM (UTC+8)