diff --git a/src/hooks/module/useTrestle.js b/src/hooks/module/useTrestle.js
index 248568b5..17f58814 100644
--- a/src/hooks/module/useTrestle.js
+++ b/src/hooks/module/useTrestle.js
@@ -710,7 +710,7 @@ export const useTrestle = () => {
         slope,
         classType: currentAngleType === 'slope' ? '0' : '1',
         angle: getDegreeByChon(slope),
-        azimuth: surfaceCompass ?? moduleCompass ?? 0,
+        azimuth: getAzimuth(surface),
         moduleList,
       }
     })
@@ -726,6 +726,70 @@ export const useTrestle = () => {
     return { itemList, northArrangement, roofSurfaceList, circuitItemList }
   }
 
+  const getAzimuth = (surface) => {
+    const { moduleCompass, surfaceCompass, direction } = surface
+
+    if (surfaceCompass) {
+      if (surfaceCompass > 180) {
+        return surfaceCompass - 360
+      }
+      return surfaceCompass
+    }
+
+    switch (direction) {
+      case 'south': {
+        if (moduleCompass < 0) {
+          return -1 * moduleCompass
+        } else if (moduleCompass === 0) {
+          return 0
+        } else if (moduleCompass < 180) {
+          return -1 * moduleCompass
+        } else if (moduleCompass === 180) {
+          return 180
+        }
+      }
+      case 'north': {
+        if (moduleCompass < 0) {
+          return -1 * (180 + moduleCompass)
+        } else if (moduleCompass === 0) {
+          return 180
+        } else if (moduleCompass < 180) {
+          return 180 - moduleCompass
+        } else if (moduleCompass === 180) {
+          return 0
+        }
+      }
+      case 'west': {
+        if (moduleCompass > -180 && moduleCompass < -90) {
+          return -180 - (90 + moduleCompass)
+        } else if (moduleCompass < 0) {
+          return 180 - (90 + moduleCompass)
+        } else if (moduleCompass === 0) {
+          return 90
+        } else if (moduleCompass < 180) {
+          return 90 - moduleCompass
+        } else if (moduleCompass === 180) {
+          return -90
+        }
+      }
+      case 'east': {
+        if (moduleCompass < 0) {
+          return -(90 + moduleCompass)
+        } else if (moduleCompass === 0) {
+          return -90
+        } else if (moduleCompass < 90) {
+          return -180 + (90 - moduleCompass)
+        } else if (moduleCompass < 180) {
+          return 180 + (90 - moduleCompass)
+        } else if (moduleCompass === 180) {
+          return 90
+        }
+      }
+    }
+
+    return 0
+  }
+
   const getNorthArrangement = () => {
     const surfaces = canvas.getObjects().filter((obj) => obj.name === POLYGON_TYPE.MODULE_SETUP_SURFACE)
     let northArrangement = '0'