There are several ways to create drilldown charts using the ZingChart library.

The simplest way, shown here, is to create a drilldown chart entirely in JavaScript and use API click events to show the second-level charts. See the drilldown chart demo below.

Example: https://demos.zingchart.com/view/36D3CRFX

Documentation

History Drilldown Charts Tutorial
Parent-Child Drilldown Tutorial

Did this answer your question?