L'informe de de l'organització Drets Humans Xinesos explica que Zhu Chengzhi, un amic de Li, es nega a creure que es suïcidara: 据朱承志先生回忆，6月4日那天，他与李旺阳两人进行了亲密无间的交谈，感觉李旺阳乐观向上，虽然身体健康很差，但出狱后在各界的关注下，身体正在逐渐好转。而就在昨天，李旺阳还要求妹妹为他买一个收音机，以帮助他锻炼听力。 Segons Zhu Chengzhi , el 4 de juny van tenir una llarga conversa i Li era optimista.
According to the Chinese Human Rights organization WeiquanWang's report , Li's sister found his body hanging from the window frame of a hospital ward in which he was staying at 7am on June 6, as if he had committed suicide.