diff --git a/src/api/cmds/device_state_cmd_impl.cpp b/src/api/cmds/device_state_cmd_impl.cpp
index 7f12054..8d1be75 100644
--- a/src/api/cmds/device_state_cmd_impl.cpp
+++ b/src/api/cmds/device_state_cmd_impl.cpp
@@ -67,9 +67,9 @@ json DeviceStateCmdImpl::createSensorDataJson() {
 #endif
 
 #if (defined PROJECT_TYPE_DRAW_BAR_BOX)
-  report["draw_bar_box_disinfection"]["pressure"][0]                 = m_deviceIoControlService->DBDB__readPressureSensor(1);        // 液位
-  report["draw_bar_box_disinfection"]["pressure"][1]                 = m_deviceIoControlService->DBDB__readPressureSensor(2);        // 空压机压力
-  report["draw_bar_box_disinfection"]["pressure"][2]                 = m_deviceIoControlService->DBDB__readPressureSensor(3);        // 空压机压力
+  report["draw_bar_box_disinfection"]["pressure"][0]                 = m_deviceIoControlService->DBDB__readPressureSensor(1);        
+  report["draw_bar_box_disinfection"]["pressure"][1]                 = m_deviceIoControlService->DBDB__readPressureSensor(2);        
+  report["draw_bar_box_disinfection"]["pressure"][2]                 = m_deviceIoControlService->DBDB__readPressureSensor(3);        
   report["draw_bar_box_disinfection"]["heatingStrip"]["current"]     = m_deviceIoControlService->DBDB__heaterReadElectricCurrent();  // 电流
   report["draw_bar_box_disinfection"]["heatingStrip"]["temperature"] = m_deviceIoControlService->DBDB__heaterReadTemperatureData();  // 温度
 #endif
diff --git a/src/configs/project_setting.hpp b/src/configs/project_setting.hpp
index 869fad3..f79d8d2 100644
--- a/src/configs/project_setting.hpp
+++ b/src/configs/project_setting.hpp
@@ -13,7 +13,7 @@
 
 // #define PROJECT_TYPE_LARGE_SPACE_DISINFECTION 1  // 大空间
 // #define PROJECT_TYPE_SMALL_SPACE_DISINFECTION 1  // 小空间
-#define PROJECT_TYPE_PIPE_DISINFECTION 1  // 管道消毒机
+// #define PROJECT_TYPE_PIPE_DISINFECTION 1  // 管道消毒机
 // #define PROJECT_TYPE_DRAW_BAR_BOX 1  // 拉感箱
 #endif
 // #if (defined PROJECT_TYPE_LARGE_SPACE_DISINFECTION) || (defined PROJECT_TYPE_SMALL_SPACE_DISINFECTION) || (defined PROJECT_TYPE_PIPE_DISINFECTION)
@@ -25,6 +25,9 @@
 #define MIN_DISINFECTANT_VOLUME                    500
 #define DEVICE_IP                                  "192.168.8.10"
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 80
+#define SPRAY_LIQUID_PUMP_MIRROR 0
+#define GPM_TO_SPEED(gpm)   (gpm * 14.7)
+#define SPEED_TO_GPM(speed) ((speed / 14.7) + 0.5)
 #endif
 
 #ifdef PROJECT_TYPE_SMALL_SPACE_DISINFECTION
@@ -34,6 +37,9 @@
 #define MIN_DISINFECTANT_VOLUME                    500
 #define DEVICE_IP                                  "192.168.8.11"
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 80
+#define SPRAY_LIQUID_PUMP_MIRROR 0
+#define GPM_TO_SPEED(gpm)   (gpm * 14.7)
+#define SPEED_TO_GPM(speed) ((speed / 14.7) + 0.5)
 #endif
 
 #ifdef PROJECT_TYPE_PIPE_DISINFECTION
@@ -43,6 +49,9 @@
 #define MIN_DISINFECTANT_VOLUME                    500
 #define DEVICE_IP                                  "192.168.8.12"
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 80
+#define SPRAY_LIQUID_PUMP_MIRROR 0
+#define GPM_TO_SPEED(gpm)   (gpm * 14.7)
+#define SPEED_TO_GPM(speed) ((speed / 14.7) + 0.5)
 #endif
 
 #ifdef PROJECT_TYPE_DRAW_BAR_BOX
@@ -52,6 +61,9 @@
 #define MIN_DISINFECTANT_VOLUME                    0
 #define DEVICE_IP                                  "192.168.8.13"
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 80
+#define SPRAY_LIQUID_PUMP_MIRROR 1
+#define GPM_TO_SPEED(gpm)   (gpm * 41.97)
+#define SPEED_TO_GPM(speed) ((speed / 41.97) + 0.5)
 #endif
 
 #define SPRAYLIQUID_PUMP_MAX_GPM 40
diff --git a/src/db/db_service.cpp b/src/db/db_service.cpp
index 950e43a..02f16a1 100644
--- a/src/db/db_service.cpp
+++ b/src/db/db_service.cpp
@@ -91,6 +91,8 @@ static Setting config_settings_table[] = {
     SETTING_ITEM(8, "pre_heat_time_s", /*******/ "预热时间", /*******************/ 0, 1200, 120),     //
     SETTING_ITEM(9, "stoped_humi", /***********/ "消毒停止相对湿度", /************/ 0, 100, 85),      //
     SETTING_ITEM(10, "continued_humi", /*******/ "消毒继续相对湿度", /************/ 0, 100, 60),      //
+    SETTING_ITEM(11, "proportional_valve_default_value", "正负压默认开合比例", 0, 100, 10),  //
+
 };
 
 #define ZARRARY_SIZE(val) (sizeof(val) / sizeof(val[0]))
diff --git a/src/service/device_io_control_service.cpp b/src/service/device_io_control_service.cpp
index eac6ae9..6b38a12 100644
--- a/src/service/device_io_control_service.cpp
+++ b/src/service/device_io_control_service.cpp
@@ -12,8 +12,6 @@
 using namespace iflytop;
 using namespace std;
 
-#define GPM_TO_SPEED(gpm)   (gpm * 14.7)
-#define SPEED_TO_GPM(speed) ((speed / 14.7) + 0.5)
 
 static inline int filter(int data) {
   static list<int> q;
@@ -363,6 +361,10 @@ void DeviceIoControlService::sprayLiquidPump_open(int gpm) {
   } else if (speed < -450) {
     speed = -450;
   }
+#if SPRAY_LIQUID_PUMP_MIRROR
+  speed = -speed;
+#endif
+  logger->info("sprayLiquidPump_open speed:{}", speed);
   m_zcanHost->pumpctrl_c1004(2, 100, speed, 1, 18);
 }
 
@@ -381,6 +383,10 @@ void DeviceIoControlService::sprayLiquidPump_open_for_test(int gpm) {
     speed = -450;
   }
   SprayLiquidPump__gpm = gpm;
+#if SPRAY_LIQUID_PUMP_MIRROR
+  speed = -speed;
+#endif
+  logger->info("sprayLiquidPump_open speed:{}", speed);
   m_zcanHost->pumpctrl_c1004(2, 100, speed, 1, 15);
 }
 void DeviceIoControlService::sprayLiquidPump_close_for_test() {