 Amnesty speculated that this profitable trade might explain China's refusal to consider abolishing the death penalty, which is used on between 1,770 (official figure) and 8,000 (Amnesty estimates) prisoners annually.Corpses are typically cremated before relatives or independent witnesses can view them, fuelling suspicions about the fate of internal organs.In June 2001, Wang Guoqi(), a Chinese doctor applying for political asylum, made contact with Harry Wu and his Laogai Research Foundation, who assisted Wang in testifying to the US Congress in writing that he had removed skin and corneas from more than 100 executed prisoners for the transplant market at the Tianjin Paramilitary Police General Brigade Hospital, and that during at least one such operation the prisoner was still breathing.