Хуапхан
According to Amnesty International, Thongsouk Saysangkhi is believed to have either died in Xam Khe prison around from Vientiane, or in Forced Labour Camp No 7 in Houaphanh Province in February 1998. Amnesty says it was alerted to the poor prison conditions and Thongsouk Saysangkhi's poor state of health, but was told by Lao authorities that all three were well.