1. Intimacy: There is a high degree of intimacy and trust between girlfriends, who can share each other's secrets, dreams, troubles, and happiness. Whether happy or sad, they can think of each other and confide in each other at the first time.
2. Mutual support: When the other person needs it, the best friend will not hesitate to provide help and support, whether it is material assistance or spiritual encouragement, which can make the other person feel warmth and strength. They will face challenges together and grow together.
3. Long term companionship: Girlfriend relationships are built on long-term interactions and deep understanding. They can overcome the test of time and maintain close connections and deep emotions even in different stages or regions of life. This relationship will not easily change due to external factors.