A commissioner's review and an overview introduce the year in retrospect, and summary statements are provided on specific trends, triad societies, narcotics, persons arrested and charged, detection rates, and victimization surveys. Activities are described for such specific departments as the Criminal Investigation Department, the Special Operations Group (Homicide Bureau, Organized Crime Bureau, and Criminal Intelligence Bureau), the Commercial Crime Bureau, the Narcotics Bureau, and the Administration and Support Group. Attention is given to such operations and support services directed toward the Yau Ma Tei boat dwellers, illegal immigration, Vietnamese refugees, anti-illegal immigration control, bomb disposal, and the police tactical unit. Traffic incidents are reported, with notes on accidents, road safety, and traffic headquarters. Community relations, personnel considerations, and police training are also discussed. The use of civilians, administration, management, and research and development are addressed. Police activities outside the district of Hong Kong are recounted, covering Kowloon, Hong Kong Island, New Territories, and marine and island territories. Appendixes furnish statistical information regarding staff strength, number of reported crimes, crimes detected, prosecutions, and on other topics.