1) Is it possible to create a bipartite chart using ECharts 3?
Something like: http://bl.ocks.org/NPashaP/3ba0031d3d555afca4713e5264455025
2) Can be used a 'chord' chart in ECharts 3?
Example with ECharts 2: http://echarts.baidu.com/echarts2/doc/example/chord1.html#-en