diff --git a/src/main/webapp/WEB-INF/jsp/fims/biz/ec/ecCtznSttemntMgtPopup.jsp b/src/main/webapp/WEB-INF/jsp/fims/biz/ec/ecCtznSttemntMgtPopup.jsp
index 90daec51..155404e4 100644
--- a/src/main/webapp/WEB-INF/jsp/fims/biz/ec/ecCtznSttemntMgtPopup.jsp
+++ b/src/main/webapp/WEB-INF/jsp/fims/biz/ec/ecCtznSttemntMgtPopup.jsp
@@ -298,7 +298,7 @@
 			switch (flag) {
 				case "imageEditor":
 					url = '<c:url value="/framework/biz/cmm/file/cmmPaintwebImageEditorPopup.do"/>';
-					popOption = {width: 1000, height: 800, resizable:false,scrollbars:'no'};
+					popOption = {width: 900, height: 750, resizable:false,scrollbars:'no'};
 					popTitle = "이미지 에디터";
 					break;
 				case "imageView":
diff --git a/src/main/webapp/resources/3rd-party/paintweb/paintweb-config.json b/src/main/webapp/resources/3rd-party/paintweb/paintweb-config.json
index 311c97c7..4d19d847 100644
--- a/src/main/webapp/resources/3rd-party/paintweb/paintweb-config.json
+++ b/src/main/webapp/resources/3rd-party/paintweb/paintweb-config.json
@@ -68,7 +68,7 @@
    * @type String
    * @default "400px"
    */
-  "viewportHeight": "630px",
+  "viewportHeight": "620px",
 
   /**
    * Image save quality for the JPEG format.
@@ -92,7 +92,7 @@
    * @type Number
    * @default 300
    */
-  "imageHeight": 800,
+  "imageHeight": 750,
 
   /**
    * Image preload. The image you want to display when PaintWeb loads. This must 
@@ -185,7 +185,7 @@
    * @default 4
    */
   // 4 means 400% zoom.
-  "imageZoomMax": 4,
+  "imageZoomMax": 2,
 
   /**
    * The minimum allowed image zoom level.
diff --git a/src/main/webapp/resources/3rd-party/paintweb/paintweb.js b/src/main/webapp/resources/3rd-party/paintweb/paintweb.js
index 43890b4b..97c4d2f0 100644
--- a/src/main/webapp/resources/3rd-party/paintweb/paintweb.js
+++ b/src/main/webapp/resources/3rd-party/paintweb/paintweb.js
@@ -908,20 +908,59 @@ function PaintWeb (win, doc) {
       alert(lang.imageLoadDifferentHost);
     }
 
+    //---------------------------------------------------------------------------------------
+    // FIXME : image size 조정
+    // if (imageLoad) {
+    //   width  = parseInt(imageLoad.width);
+    //   height = parseInt(imageLoad.height);
+    // }
+
+    const imgWidth = parseInt(imageLoad.width);
+    const imgHeight = parseInt(imageLoad.height);
+    let scaleRate = 1.0;
+
     if (imageLoad) {
-      width  = parseInt(imageLoad.width);
-      height = parseInt(imageLoad.height);
+      if(imgWidth > width){
+        scaleRate = width / imgWidth;
+        width =  Math.floor(imgWidth * scaleRate);
+        height =  Math.floor(imgHeight * scaleRate);
+
+        // viewportHeight": "620px" 설정에 맞게 set
+        if(height > 620){
+          scaleRate = 620 / height;
+          width =  Math.floor(width * scaleRate);
+          height =  Math.floor(height * scaleRate);
+        }
+      }
+
+      if(imgHeight > height){
+        scaleRate = height / imgHeight;
+        width =  Math.floor(imgWidth * scaleRate);
+        height =  Math.floor(imgHeight * scaleRate);
+
+        if(width > cfg.imageWidth){
+          scaleRate = cfg.imageWidth / width;
+          width =  Math.floor(width * scaleRate);
+          height =  Math.floor(height * scaleRate);
+        }
+      }
     }
+    //----------------------------------------------------------------------------------
 
     res.elem = resInfo;
 
     this.image.width  = layerCanvas.width  = bufferCanvas.width  = width;
     this.image.height = layerCanvas.height = bufferCanvas.height = height;
 
+
     this.layer.canvas   = layerCanvas;
     this.layer.context  = layerContext;
     this.buffer.canvas  = bufferCanvas;
     this.buffer.context = bufferContext;
+    //---------------------------------------------------------------------------------------
+    // FIXME : image size 조정
+    this.layer.context.scale(scaleRate, scaleRate);
+    //---------------------------------------------------------------------------------------
 
     if (imageLoad) {
       layerContext.drawImage(imageLoad, 0, 0);