1. stands for mystery and calmness. The black sector itself has a sense of mystery, and its breath can make people feel calm, so it symbolizes calmness and mystery.
2. Express nobility and elegance. Black is a noble color, and the sector is also regarded as a symbol of elegance in culture, so the black sector also represents nobility and elegance.
3. Express calmness and firmness. The calm and firm atmosphere conveyed by the black system can help people to remain calm and firm in the face of difficulties and challenges.
4. Show strength and authority. The black part is sometimes regarded as a symbol of strength, conveying information of authority and strength.
It should be noted that these meanings are not absolute, and the meaning of the black sector may be different in different cultures, backgrounds and situations.