Peter William Humphrey (born March 1956), commonly known as Han Feilong (Chinese: 韩飞龙) in China, is a British former journalist and private detective, known for his arrest by the Shanghai Police due to allegations that he illegally acquired personal data of Vivian Shi, a Chinese citizen with connections to the Shanghai communist elite. After his release from China in 2018, following two years' detention, he claimed Shanghai was the most corrupt city in China and described the torment he had suffered at Qingpu Prison to global media. The case is widely considered to be one of selective prosecution. In December 2019, he wrote an article for The Sunday Times about a London family who bought charity cards from Tesco and found appeals for help written from Qingpu Prison on the cards, which drew