In the Nuclear Field

Additional Protocol II to the Treaty for the Prohibition of Nuclear Weapons in Latin America and the Caribbean (signed in August 1973, the instrument of ratification deposited in June 1974)

Additional Protocols II and III to the South Pacific Nuclear-Free Zone Treaty (signed in February 1987, the instrument of ratification deposited in October 1988)

Agreement Between the People's Republic of China and the International Atomic Energy Agency for the Application of Safeguards in China (signed in September 1988, effective since September 1989)

Convention on the Physical Protection of Nuclear Material (acceded in February 1989)

Treaty on the Prohibition of the Emplacement of Nuclear Weapons and Other Weapons of Mass Destruction on the Seabed and the Ocean Floor and in the Subsoil Thereof (acceded in February 1991)

Treaty on the Non-Proliferation of Nuclear Weapons (acceded in March 1992)

Convention on Nuclear Safety (signed in 1994, ratified in April 1996)

Protocols I and II to the African Nuclear-Weapon-Free Zone Treaty (signed in April 1996, the instrument of ratification deposited in October 1997)

Comprehensive Nuclear Test Ban Treaty (signed in September 1996)

Protocol Additional to the Agreement Between the People's Republic of China and the IAEA for the Application of Safeguards in China (signed in December 1998, entered into force in March 2002)

In the Chemical Field

Convention on the Prohibition of the Development, Production, Stockpiling and Use of Chemical Weapons and on Their Destruction (signed in January 1993, the instrument of ratification deposited in April 1997)

In the Biological Field

Protocol for the Prohibition of the Use in War of Asphyxiating, Poisonous or Other Gases, and of Bacteriological Methods of Warfare

Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological (Biological) and Toxin Weapons and on Their Destruction (acceded in November 1984)

In the Conventional Field

Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons Which May Be Deemed to Be Excessively Injurious or to Have Indiscriminate Effects and Protocols I-III (signed in September 1981, the instrument of ratification deposited in April 1982; the amended Article 1 of the Convention ratified in June 2003, the instrument of ratification deposited in August 2003)

Amended Protocol on Prohibitions or Restrictions on the Use of Mines, Booby-Traps and Other Devices Annexed to the Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons Which May Be Deemed to Be Excessively Injurious or to Have Indiscriminate Effects (Amended Protocol II) (the instrument of ratification deposited in November 1998)

Protocol on Blinding Laser Weapons Annexed to the Convention on Prohibitions or Restrictions on the Use of Certain Conventional Weapons Which May Be Deemed to Be Excessively Injurious or to Have Indiscriminate Effects (Protocol IV) (the instrument of ratification deposited in November 1998)

Protocol Against the Illicit Manufacturing of and Trafficking in Firearms, Their Parts and Components and Ammunition, Supplementing the United Nations Convention Against Transnational Organized Crimes (signed in December 2002)

In Other Fields

The Antarctic Treaty (acceded in June 1983)

Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, Including the Moon and Other Celestial Bodies (instrument of accession deposited in December 1983)

Convention on Registration of Objects Launched into Outer Space (acceded in December 1988)

Convention on the Prohibition of Military or Any Other Hostile Use of Environmental Modification Techniques (acceded in June 2005)