Gumi, Kyongsangbuk-do (South Korea)

From the Gumi website:

Explanation of Flag

1. The background color of the flag is deep blue.
2. The color of the symbol is white.
3. The color of Gumi city is white.
4. The ratio of the length to width is 3:2, and the standard size should be 120 cm long and 80 cm wide.

Explanation of Design

The flag expresses an image of never-ending progress in an ultra-modern city compatible with the highest culture. It consists of a core representing a city of the newest industry, another representing a brilliant culture, and a Moebius strip connecting the cores reflecting infinite possibilities of permanent movement.