diff --git a/src/components/Echart/LineChart.vue b/src/components/Echart/LineChart.vue
index c5db5a6..d872161 100644
--- a/src/components/Echart/LineChart.vue
+++ b/src/components/Echart/LineChart.vue
@@ -261,6 +261,12 @@
       {
         name: props.unit,
         type: 'value',
+        max: (value: any) => {
+          return value.max
+        },
+        min: (value: any) => {
+          return value.min
+        },
         // boundaryGap: true,
         axisLine: {
           show: false,