diff --git a/frontend/src/components/stock.vue b/frontend/src/components/stock.vue
index 06f3b3d..7579b59 100644
--- a/frontend/src/components/stock.vue
+++ b/frontend/src/components/stock.vue
@@ -684,11 +684,11 @@ function  handleKLine(){
         dimension: 2,
         pieces: [
           {
-            value: 1,
+            value: -1,
             color: downColor
           },
           {
-            value: -1,
+            value: 1,
             color: upColor
           }
         ]