diff --git a/main/app_main.cpp b/main/app_main.cpp
index 195c444..0bcbe46 100644
--- a/main/app_main.cpp
+++ b/main/app_main.cpp
@@ -133,6 +133,7 @@ void T_reaction_schedule(void)
         if ((port_get_ticket() - reaction_structer.reaction_start_time) >= REACTION_TIME_MS)
         {
             /* 反应完成 */
+            beep_set_level(true);
             reaction_structer.reaction_start_flag = false;
         }
     }
diff --git a/main/heating_plate.c b/main/heating_plate.c
index 8a13534..fe71b33 100644
--- a/main/heating_plate.c
+++ b/main/heating_plate.c
@@ -13,6 +13,7 @@
 #include "driver/ledc.h"
 #include "esp_err.h"
 #include "light.h"
+#include "beep.h"
 
 #define LEDC_TIMER LEDC_TIMER_0         //
 #define LEDC_MODE LEDC_LOW_SPEED_MODE   //
@@ -71,12 +72,12 @@ void T_heating_plate_schedule(void)
         if (get_temp_cb_s() >= heating_plate_target_temp + heating_plate_variable_temperature_range)
         {
             T_heating_plate_stop();
+            beep_set_level(true);
             T_heating_plate_light_set_rgb_by_state(HeatComplete);
         }
         else if (get_temp_cb_s() <= heating_plate_target_temp - heating_plate_variable_temperature_range)
         {
             T_heating_plate_start();
-            T_heating_plate_light_set_rgb_by_state(Heating);
         }
     }
 }