The museum consists of the Old Hall, the Exhibition Hall, the Archives Office, the Research Room and two Archival Conservation Rooms. The Old Hall and the Exhibition Hall are opened to the public.
In the late 19th century Hong Kong, kidnapping and human trafficking were rampant.
On 8th November, 1878, a group of Chinese merchants
fromDongguan petitioned to the Governor Sir John Pope Hennessy for permission to form the "Society for the Protection of Women and Children", later known as Po Leung Kuk . Founded to protect the young and the innocent, the charity was supported by public donation and responsible for suppressing kidnapping, sheltering victims and safeguarding its residents' welfare.