Chi Leung Wai and Chung Biu Yuen convicted over surveillance of dissidents in ‘shadow policing’ operation A UK Border Force officer and Hong Kong trade official based in London have been found guilty of spying for China and surveilling dissidents through a “shadow policing” operation. Chi Leung “Peter” Wai, 38, and Chung Biu Yuen, 65, also known as Bill, were found guilty at the Old Bailey of assisting a foreign intelligence service, making them the first people in British history to be convicte