Tracked automatic anti-aircraft guns are displayed in a parade in celebration of the 60th anniversary of the founding of the People's Republic of China, in Beijing, October 1, 2009.
Anti-tank missile corps pass the Tian'anmen Square during a parade in celebration of the 60th anniversary of the founding of the People's Republic of China, in Beijing, October 1, 2009.
Equipment corps march through the Tian'anmen Square during a parade in celebration of the 60th anniversary of the founding of the People's Republic of China, in Beijing, October 1, 2009.
Anti-aircraft missiles take part in a parade in celebration of the 60th anniversary of the founding of the People's Republic of China, in Beijing, October 1, 2009.