1, with different meanings: Lan Xin's temperament is a metaphor for a woman's inner purity, and her quality is elegant like an orchid. Orchid means grass-like heart, blue-like essence, meaning a woman's childlike heart and elegant personality.

2. Different sources: Lan Xinhui came from Wu Cheng Fu written by Bao Zhao in Southern Song Dynasty, and Lan Xinhui came from Biography of Heroes of Children written by Wenkang in Qing Dynasty.

3. Emphasize differences: Orchid Heart emphasizes the elegance and nobility of women's appearance and the gentleness and kindness of their hearts. "Love nature and blue heart" emphasizes the inner noble character and inner purity and beauty of women.