prison slaves in china, slavery: a 21st century evil. Published 10 years ago • 44K plays • Length 21:49 Download video MP4 Download video MP3 Similar videos 25:04 slavery: a 21st century evil - prison slaves 25:05 charcoal slaves - slavery: a 21st century evil 25:03 child slaves - slavery: a 21st century evil 28:26 behind asia's cyber slavery | dw documentary