On 1 July 2015, the National Security Law of the people's Republic of China was adopted at the 15th Session of the Standing Committee of the 12th National people's Congress, and 15 April each year was designated as the National Security Education Day.The National Security Education Day aims at raising public awareness of national security, creating a positive atmosphere of safeguarding national security, enhancing the capacity to fend off national security risks, deepening public understanding of the Constitution, the Basic Law and national security, and fostering a sense of national identity.The 15th of April this year marks the 10th National Security Education Day. The 10th National Security Education Day thematic exhibition was launched on 18 March at the Hong Kong Museum of History, marking the beginning of a series of activities on national security education. The thematic exhibition adopts the national theme of "The 10th anniversary of National Security Education Day: advancing towards more in-depth and effective implementation", reflecting on the development of promoting national security education in the country and the HKSAR over the years. The exhibition is open to all Hong Kong citizens from 19 March onwards.Apart from the thematic exhibition, the activities of the 2025 National Security Education Day also include National Security Education Day flag raising ceremony, open days of disciplined and auxiliary services, National Security Cup awards presentation ceremony of the disciplined services, opening ceremony of National Security Education Day, seminars, school workshops, etc. Meanwhile, community activities in the 18 districts across the territories and different activities organised by relevant Bureaux and Departments are being held in support of National Security Education Day. Some of the activities are as follows: “National Security Education Day” Opening Ceremony cum SeminarVenue: Grand Hall, Hong Kong Convention and Exhibition CentreTime: Live stream by RTHK 32 from 09:30am on 15 AprilOpen Days of Disciplined and Auxiliary ServicesTo echo the 10th National Security Education Day, the Security Bureau's eight disciplined services and auxiliary services will hold open days in their training schools, museum, headquarters or divisional premises on different weekends and holidays in April to deepen the public's understanding of the services as well as their work and achievements in safeguarding national security through their open days and activities. Members of the public can register for free admission tickets via the relevant disciplined services' websites or mobile applications. Admission ticket is not required for the open days of the auxiliary services.DateLocation12 April (Saturday)Immigration Service Institute of Training and DevelopmentHong Kong Correctional Services Museum and Community Education Experience CentreCivil Aid Service Headquarters13 April (Sunday)Hong Kong Police MuseumFire and Ambulance Services AcademyGovernment Flying Service Kai Tak Division18 April (Friday)Hong Kong Customs College27 April (Sunday)Auxiliary Medical Service HeadquartersActivities Organised in 18 Districts for the National Security Education Day Central and WesternParent-child Carnival on National Security Education DayCentral and Western District Seminar on National Security Education DayEastern2025 Eastern District National Security Education Day cum Awards PresentationSouthernSouthern District Youth Talent Show cum Prize Presentation Ceremony for the National Security Education DayWan ChaiNational Security Education Day 2025 cum Hong Kong Island Ice Hockey National Security CupKowloon CityKowloon City District National Security Forum 2025Kwun TongKwun Tong District National Security Carnival 2025Sham Shui Po“Safeguarding National Security with Sham Shui Po” National Security Education Day 2025Wong Tai SinNational Security AI Robot Competition 2025Sharing Session of "Little National Security Teachers 2025"「Be the Nation's Guardian: Artificial Intelligence Robot Carnival 2025Wong Tai Sin District Sports Game for the National Security Education DayYau Tsim MongSeminar on National Security Education and Patriotic Education cum Prize Presentation Ceremony for National Education Multi-media Design CompetitionNational Security Outstanding Student Quiz CompetitionYau Tsim Mong District National Security Education Day 2025 - Exhibition on National Security and Seminar on National Education415 National Security Education Day Flag Raising CeremonyIslandsIslands District National Security Education Day 2025NorthNorth District National Security Education Day Carnival 2025Sha TinNational Security Education for All: Sha Tin Campus Tour (Section for kindergartens)National Security Education for All: Sha Tin Campus Tour (Section for primary schools)National Security Education for All: Sha Tin Campus Tour (Section for secondary schools)National Security Education for All: Sha Tin Campus Tour (Section for tertiary institutes)Sai KungNational Security in TKO, National Security in PLKTai PoTai Po District National Security Education Fun Day 20252025 Tai Po District National Security Education Day Competition - Award CeremonyKwai TsingKwai Tsing District National Security Education CarnivalTsuen WanRoving Exhibitions on National SecurityTsuen Wan District 2025 “Two Sessions Spirit” Sharing Forum cum National Security Education Day CarnivalTuen MunThe 10th National Security Education Day - Tuen Mun Community Information Day cum “Security Brings Prosperity” Competition Award Presentation CeremonyYuen LongPreserving Traditional Culture for Our Next GenerationMembers of the public are welcome to visit the National Security Education Day's dedicated website and the Activity overview to view the full list of events.

In this era of information explosion, we are exposed to a wide variety of online media and contents every day. Whilst some content may arouse our curiosity, they may also contain obscene and indecent content.  Posting or even forwarding these contents on the internet may contravene Hong Kong laws, including the Control of Obscene and Indecent Articles Ordinance (Chapter 390 of the Laws of Hong Kong) (“COIAO”).  In order not to fall foul of the law, let’s understand the COIAO together.What are Obscene and Indecent Articles?Under the COIAO, "obscenity" and "indecency" include violence, depravity and repulsiveness.  An article may be classified as:Class I : Neither Obscene nor indecentClass II : IndecentClass III : Obscene The Obscene Articles Tribunal (“OAT”) set up under the COIAO has exclusive jurisdiction to decide whether an article is obscene, indecent or neither.Restrictions on the Publication of Obscene and Indecent ArticlesMaterials published on the InternetArticles likely to be classified as Class II (indecent) according to the COIAO should be preceded by an entry page on the Internet carrying the required statutory warning.  Those likely to be classified as Class III (obscene) are prohibited from publication.Other Articles regulated by the COIAO (such as comics, magazines, etc.)Class II articles must not be published to persons below 18.  An indecent article must be sealed in a wrapper with the statutory warning notice and information of the publisher displayed.  The publication of obscene articles is prohibited.PenaltiesAny person who publishes an indecent article to a person under the age of 18, or publicly displays any indecent matter, or publishes any indecent article without complying with the statutory requirements, or possesses for the purpose of publication any indecent article in respect of which any requirement of section 24 of the COIAO is contravened, is liable to a fine of $400,000 and to imprisonment for 1 year on first conviction, and to a fine of $800,000 and to imprisonment for 1 year on any subsequent conviction.  Any person who publishes, possesses or imports for the purpose of publication any obscene article, is liable to a fine of $1,000,000 and to imprisonment for 3 years.Whilst enjoying the entertainment and convenience brought to us by the different kinds of media contents on the internet, we must also abide by the law, maintain a healthy mindset, and stay away from obscene and indecent materials.  Every choice we make will affect our future, so let us make it a wise decision together!  If you want to know more about the COIAO, please click here and visit the website of Office for Film, Newspaper and Article Administration.