diff --git a/src/environments/environment.hmr.ts b/src/environments/environment.hmr.ts
index 47eaaa5..44b0063 100644
--- a/src/environments/environment.hmr.ts
+++ b/src/environments/environment.hmr.ts
@@ -1,5 +1,4 @@
 import { DeviceType, DesktopType, NotificationMethod } from '@ucap/core';
-
 import { BrowserNativeService } from '@ucap/ng-native-browser';
 
 import {
@@ -93,13 +92,13 @@ export const environment: Environment = {
 
   companyConfig: {
     companyGroupCode: 'LG',
-    fixedCompanyCode: 'LF'
+    fixedCompanyCode: undefined
   },
 
   commonApiModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 8033
     },
     urls: commonApiUrls,
@@ -111,7 +110,7 @@ export const environment: Environment = {
   publicApiModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 8033
     },
     urls: publicApiUrls
@@ -120,7 +119,7 @@ export const environment: Environment = {
   externalApiModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 8011
     },
     urls: externalApiUrls
@@ -129,7 +128,7 @@ export const environment: Environment = {
   messageApiModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 9097
     },
     urls: messageApiUrls
@@ -138,7 +137,7 @@ export const environment: Environment = {
   promptApiModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 9097
     },
     urls: promptUrls
@@ -147,7 +146,7 @@ export const environment: Environment = {
   piModuleConfig: {
     hostConfig: {
       protocol: 'http',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 9097
     },
     urls: piUrls
@@ -156,7 +155,7 @@ export const environment: Environment = {
   protocolModuleConfig: {
     hostConfig: {
       protocol: 'ws',
-      domain: '121.50.21.57',
+      domain: '13.124.88.127',
       port: 8080
     },
     urls: protocolUrls,
diff --git a/src/environments/environment.prod.ts b/src/environments/environment.prod.ts
index f61d692..67391dd 100644
--- a/src/environments/environment.prod.ts
+++ b/src/environments/environment.prod.ts
@@ -16,155 +16,155 @@ import {
 } from './environment.type';
 
 export const environment: Environment = {
-         production: false,
-         hmr: false,
+  production: false,
+  hmr: false,
 
-         productConfig: {
-           productId: 'PRO_000482',
-           productName: 'EZMessenger',
-           localEncriptionKey: '!@#$LG%^&*',
-           nativeServiceClass: BrowserNativeService,
-           updateCheck: {
-             deviceType: DeviceType.Renderer,
-             devicePlatformType: DesktopType.Windows,
-             intervalHour: 1
-           },
-           defaultSettings: {
-             general: {
-               theme: 'theme-default',
-               autoLogin: false,
-               autoLaunch: false,
-               continueRunWhenClose: true,
-               locale: 'ko',
-               hrInfoLocale: 'ko',
-               startupHideWindow: false,
-               timezone: 'Asia/Seoul'
-             },
-             notification: {
-               preView: true,
-               use: true,
-               method: NotificationMethod.SoundAndAlert,
-               alertExposureTime: 5,
-               receiveForMobile: false,
-               receiveForMessage: false
-             },
-             chat: {
-               fontFamily: 'Malgun Gothic',
-               fontSize: 12,
-               downloadPath: undefined
-             },
-             presence: {
-               absenceTime: 10
-             }
-           },
-           file: {
-             defaultDownloadFolder: 'LF Talk2 Download',
-             defaultFileAllowSize: 100
-           },
-           authentication: {
-             usePrivateInformationAgree: false,
-             useRememberMe: true,
-             useAutoLogin: true
-           },
-           profile: {
-             editableProfileImage: false
-           },
-           group: {
-             useMyDeptGroup: false,
-             myDeptGroupSeq: -5,
-             fixedGroupSeqs: [-5]
-           },
-           chat: {
-             useTimerRoom: false,
-             timerRoomDefaultInterval: 24 * 60 * 60,
+  productConfig: {
+    productId: 'PRO_000482',
+    productName: 'EZMessenger',
+    localEncriptionKey: '!@#$LG%^&*',
+    nativeServiceClass: BrowserNativeService,
+    updateCheck: {
+      deviceType: DeviceType.Renderer,
+      devicePlatformType: DesktopType.Windows,
+      intervalHour: 1
+    },
+    defaultSettings: {
+      general: {
+        theme: 'theme-default',
+        autoLogin: false,
+        autoLaunch: false,
+        continueRunWhenClose: true,
+        locale: 'ko',
+        hrInfoLocale: 'ko',
+        startupHideWindow: false,
+        timezone: 'Asia/Seoul'
+      },
+      notification: {
+        preView: true,
+        use: true,
+        method: NotificationMethod.SoundAndAlert,
+        alertExposureTime: 5,
+        receiveForMobile: false,
+        receiveForMessage: false
+      },
+      chat: {
+        fontFamily: 'Malgun Gothic',
+        fontSize: 12,
+        downloadPath: undefined
+      },
+      presence: {
+        absenceTime: 10
+      }
+    },
+    file: {
+      defaultDownloadFolder: 'LF Talk2 Download',
+      defaultFileAllowSize: 100
+    },
+    authentication: {
+      usePrivateInformationAgree: false,
+      useRememberMe: true,
+      useAutoLogin: true
+    },
+    profile: {
+      editableProfileImage: false
+    },
+    group: {
+      useMyDeptGroup: false,
+      myDeptGroupSeq: -5,
+      fixedGroupSeqs: [-5]
+    },
+    chat: {
+      useTimerRoom: false,
+      timerRoomDefaultInterval: 24 * 60 * 60,
 
-             maxChatRoomUser: 300,
-             masstextLength: 800,
+      maxChatRoomUser: 300,
+      masstextLength: 800,
 
-             eventRequestInitCount: 30,
-             eventRequestDefaultCount: 50,
+      eventRequestInitCount: 30,
+      eventRequestDefaultCount: 50,
 
-             readHereShowMinimumEventCount: 10,
-             readHereShowMaximumEventCount: 100,
-             readHereEventRequestCount: 10
-           }
-         },
+      readHereShowMinimumEventCount: 10,
+      readHereShowMaximumEventCount: 100,
+      readHereEventRequestCount: 10
+    }
+  },
 
-         companyConfig: {
-           companyGroupCode: 'LG',
-           fixedCompanyCode: 'LF'
-         },
+  companyConfig: {
+    companyGroupCode: 'LG',
+    fixedCompanyCode: undefined
+  },
 
-         commonApiModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 8033
-           },
-           urls: commonApiUrls,
-           acceptableFileExtensions: commonApiacceptableFileExtensions,
-           acceptableFileExtensionsForImage: commonApiAcceptableFileExtensionsForImage,
-           acceptableFileExtensionsForVideo: commonApiAcceptableFileExtensionsForVideo
-         },
+  commonApiModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 8033
+    },
+    urls: commonApiUrls,
+    acceptableFileExtensions: commonApiacceptableFileExtensions,
+    acceptableFileExtensionsForImage: commonApiAcceptableFileExtensionsForImage,
+    acceptableFileExtensionsForVideo: commonApiAcceptableFileExtensionsForVideo
+  },
 
-         publicApiModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 8033
-           },
-           urls: publicApiUrls
-         },
+  publicApiModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 8033
+    },
+    urls: publicApiUrls
+  },
 
-         externalApiModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 8011
-           },
-           urls: externalApiUrls
-         },
+  externalApiModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 8011
+    },
+    urls: externalApiUrls
+  },
 
-         messageApiModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 9097
-           },
-           urls: messageApiUrls
-         },
+  messageApiModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 9097
+    },
+    urls: messageApiUrls
+  },
 
-         promptApiModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 9097
-           },
-           urls: promptUrls
-         },
+  promptApiModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 9097
+    },
+    urls: promptUrls
+  },
 
-         piModuleConfig: {
-           hostConfig: {
-             protocol: 'http',
-             domain: 'lftalk2.lfcorp.com',
-             port: 9097
-           },
-           urls: piUrls
-         },
+  piModuleConfig: {
+    hostConfig: {
+      protocol: 'http',
+      domain: 'lftalk2.lfcorp.com',
+      port: 9097
+    },
+    urls: piUrls
+  },
 
-         protocolModuleConfig: {
-           hostConfig: {
-             protocol: 'ws',
-             domain: 'lftalk2.lfcorp.com',
-             port: 8080
-           },
-           urls: protocolUrls,
-           reconnect: {
-             delay: 1000
-           },
-           requestId: {
-             min: 1,
-             max: 59999
-           }
-         }
-       };
+  protocolModuleConfig: {
+    hostConfig: {
+      protocol: 'ws',
+      domain: 'lftalk2.lfcorp.com',
+      port: 8080
+    },
+    urls: protocolUrls,
+    reconnect: {
+      delay: 1000
+    },
+    requestId: {
+      min: 1,
+      max: 59999
+    }
+  }
+};
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
index b8f7cdc..b9875d4 100644
--- a/src/environments/environment.ts
+++ b/src/environments/environment.ts
@@ -95,7 +95,7 @@ export const environment: Environment = {
 
   companyConfig: {
     companyGroupCode: 'LG',
-    fixedCompanyCode: 'LF'
+    fixedCompanyCode: undefined
   },
 
   commonApiModuleConfig: {