National Day adds color picture

Quick answer：

National Day adds color pictures typically refer to decorative images or designs that incorporate red and gold, the traditional colors of China, to celebrate the National Day of the People's Republic of China. These images often feature symbols of China's culture, history, and modern achievements, such as the Great Wall, the Forbidden City, and skyscrapers. They are used for festive decorations, including posters, banners, and online graphics.