Two men linked to the Hong Kong Economic and Trade Office in London found guilty of spying on activists were sentenced to up to 10 years in jail on Thursday.Bill Yuen Chung-biu, 65, an office manager at the Hong Kong Economic and Trade Office (HKETO), was sentenced to eight years in prison for assisting a foreign intelligence service at the Old Bailey.Co-defendant Peter Wai Chi-leung, 40, a security firm operator and former part-time UK Border Force officer, received a sentence of 10 years for...