diff --git a/appsrc/service/app/add_liquid_service.cpp b/appsrc/service/app/add_liquid_service.cpp
index 78b872e..4db7459 100644
--- a/appsrc/service/app/add_liquid_service.cpp
+++ b/appsrc/service/app/add_liquid_service.cpp
@@ -62,7 +62,7 @@ void AddLiquidService::addLiquidWork(int stopatg) {
    */
   m_workstate = kemptyLineLiquid;
   logger->info("start drain the liquid from the line");
-  m_dcs->SprayPump_startInRPM(-PORT.emptyPipeSprayPumpRPM);  
+  m_dcs->SprayPump_startInRPM(-PORT.emptyPipeSprayPumpRPM);
   thisThread.sleepForMs(1000);
   m_dcs->AddLiquidPump_run(-23);  // @TODO:提取常数到系统配置中
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 1000
@@ -78,6 +78,10 @@ void AddLiquidService::addLiquidWork(int stopatg) {
    */
   logger->info("empty line liquid done");
   m_workstate = kidle;
+
+  if (!thisThread.getExitFlag()) {
+    GET_SERVICE(IflytopFrontEndService)->sendPrompt("加液完成");
+  }
 }
 
 void AddLiquidService::stop() {
diff --git a/appsrc/service/app/drain_liquid_service.cpp b/appsrc/service/app/drain_liquid_service.cpp
index 582872e..9bd7853 100644
--- a/appsrc/service/app/drain_liquid_service.cpp
+++ b/appsrc/service/app/drain_liquid_service.cpp
@@ -81,8 +81,8 @@ void DrainLiquidService::workThread() {
   m_dcs->AddLiquidPump_stop();
   m_dcs->SprayPump_stop();
 
-  if(!thisThread.getExitFlag()){
-    // m_dcs->WarningLight_setState();
+  if (!thisThread.getExitFlag()) {
+    GET_SERVICE(IflytopFrontEndService)->sendPrompt("排液完成");
   }
   m_workstate = kidle;
 }