The government of Laos requires approval for proselytizing, printing religious texts, and own and building places of worship. The Laotian government forbids proselytizing done by foreigners and those who are caught witnessing, are either arrested or deported.
Laotian Christians have been arrested, forced at gunpoint to renounce their(Quote taken from here)
faith and even killed. On July 21, 2008, residents of Katin village in Saravan
province killed a Christian man by pouring rice wine down his throat.
For recent news on Christians in Laos, click on this link.