Not only an out-of-the-box multi-terminal chart library, but also a vivid and flexible data storyteller.
Not only a high-performance multi-dimensional data analysis form, but also a grid artist created between rows and columns.
It is not only a visual grammar that generates thousands of charts, but also a data magician who turns boring into magic.
Not only a visual rendering engine with rich functions, but also a handy pen.
It is not only a fully functional graph visualization library, but also an explorer of data relationships.
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A population pyramid is a dual bar chart used to display the age structure of a population. This is done through two symmetrical bar charts, representing the male and female population, respectively, to intuitively display the age structure of the population.
