Bindi hibiscus flower, an idiom in China, is pinyin bìngdìfúróng, which means that two lotus flowers are born at the same time. Metaphor husband and wife love each other. The two can be compared, which is also a metaphor.
From Tang Du Fu's poem "Into the Boat".
Tang Du Fu's poem "Into the Boat": "The flies and butterflies chase each other, and the hibiscus doubles." I am in the river every day. I am beautiful. I am like a hibiscus. Feng Ming magnum biographies of the Eastern Zhou Dynasty: Chapter 81.