Why are public service advertisements for serving chopsticks and serving spoons red?

Because red is an attractive color.

The use of red in public service announcements with serving chopsticks and serving spoons can attract people's attention and thus better spread the message of the public service announcement. In addition, red also symbolizes enthusiasm, energy and courage, which are the messages that public service advertisements want to convey.

Red symbolizes joy, enthusiasm, prosperity and auspiciousness. It is the cultural totem and spiritual conversion of the Chinese people. It is the color advocated by the Chinese nation. The ancient Chinese gave red a "symbol of light" and called red " China Red”.