In 1961, visual signals displayed at 30 signal stations in various parts of Hong Kong. During the year, the Marine Department signal station at Blackhead Hill commenced showing local signals. In addition, equipment for showing full signals was installed in Aberdeen Police Station, Castle Peak Police Station, Cheung Chau Police Station, Stanvac Installation in Lai Chi Kok, Sai Kung Police Station, Shau Kei Wan Marine Licensing Office, Stanley Village Police Station, Tai O Police Station and Caltex Oil Company Depot in Tsuen Wan.