The following topics are tried and tested when chatting with girls:

1. Hobbies: Asking a girl what kind of music, movies, books, sports, etc. she likes and knowing her hobbies can make chatting more interesting and relaxed.

2. Travel: Talking about your travel experiences and plans and sharing your views and feelings about different places can make girls feel your adventurous spirit and independent thinking ability.

3. Food: Talking about favorite foods and restaurants and asking girls if they have any delicious recommendations can enhance mutual understanding and share the same topic.

4. Work and study: Understanding girls' careers and studies, and sharing their own work and study experiences can help each other better understand each other's life and values.

5. Family and friends: Ask a girl about her family and friends, and learn about her family background and circle of friends, so as to establish a closer relationship.

6. Hobbies and dreams: Understanding girls' hobbies and dreams and encouraging them to pursue their own goals and dreams can make girls feel your support and encouragement and enhance their feelings.