This document discusses the abuse of women in secret detention facilities called "black jails" in China. It describes how black jails operate without due legal process and how women detained there often face physical, sexual, and verbal abuse. It provides examples of specific cases of torture, beatings, sexual assault, deprivation of basic needs and medical care of women held in black jails. The document indicates that black jails exist across China and highlights the lack of accountability for abuses and access to justice for victims.