diff --git a/AAInfographicsDemo/Demo/AAChartModel/SpecialChartVC.swift b/AAInfographicsDemo/Demo/AAChartModel/SpecialChartVC.swift
index 2e65157..acc53b2 100644
--- a/AAInfographicsDemo/Demo/AAChartModel/SpecialChartVC.swift
+++ b/AAInfographicsDemo/Demo/AAChartModel/SpecialChartVC.swift
@@ -824,6 +824,7 @@ class SpecialChartVC: AABaseChartVC {
             ])
             .dataLabelsEnabled(true)
             .inverted(true)//x 轴是否垂直翻转
+            .borderRadius("50%")
             .series([
                 AASeriesElement()
                     .name("temperature")