Two step
1. Download the theme JS https://echarts.baidu.com/download-theme.html
2. Initialize the time chart of the incoming subject name
var chart = echarts.init(document.getElementById('main'), 'vintage'); chart.setOption({ ... });
The complete code is as follows
<Script src = "echarts.js"> </ Script> <-! introduction vintage theme -> <Script src = "Theme / vintage.js"> </ Script> <Script> // second parameter specified previously incorporated relating var Chart = echarts.init (document.getElementById ( 'main'), 'Vintage' ); chart.setOption ({ ... }); </ Script>