Help ! how can i show all text "CATEGORY" in Chart

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Hello!

Could you clarify what Jmix version do you use?

2.5.NIGHTLY1477-243
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You need to shift the graph itself relative to the component boundaries, for instance:

<charts:grid>
    <charts:gridItem left="10%" right="10%"/>
</charts:grid>

See Documentation - Apache ECharts :: grid.left for more details.