A recent NPR story highlights China's covert system of "black jails": facilities located inside hotels or storefronts where local or provincial government officials imprison residents who attempt to file complaints of corruption or incompetence on the part of the local government with the national government. Although the existence of these jails is an open secret in China, their extralegal nature makes it particularly difficult--even by Chinese standards--to determine what transpires inside.

Jin Hanyan of Hubei Province traveled to Beijing to complain of corruption back home. According to NPR, "she accused her county's Communist Party secretary of corruption. For this, she says, she was sent to a 'study class' in an abandoned factory. Of course, she says, no studying actually went on in there.

'In the mornings, they'd yell to wake us up,' Jin says. '...If you didn't obey, they'd beat you to within an inch of your life and withhold medical treatment if you got sick. They said the county party secretary told them it was not illegal to beat us to death.'"  (Read more after the jump!)