diff --git a/app/build.gradle b/app/build.gradle
index 2d84fe56..89d04459 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -5,7 +5,7 @@ plugins {
 // 10,00,000 major-minor-build
 def AppMajorVersion = 1
 def AppMinorVersion = 1
-def AppBuildNumber = 19
+def AppBuildNumber = 20
 
 def AppVersionName = AppMajorVersion + "." + AppMinorVersion + "." + AppBuildNumber
 def AppVersionCode = AppMajorVersion * 100000 + AppMinorVersion * 1000 + AppBuildNumber
diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index a0e234ed..74e22855 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -4049,33 +4049,40 @@ int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
 
         GetWeatherData(&airt, 4);
         weatherInfo->precipitation = airt.EuValue;
-#if 0
-        if (airt.AiState != 2 && weatherInfo->precipitation == 0) {
+        if(airt.AiState == 255 || airt.AiState == -1)
+        {
+            weatherInfo->precipitation = 0xff;
+            XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,降雨量未接传感器", airt.AiState);
+        }else if (airt.AiState != 2 && weatherInfo->precipitation == 0)
+        {
             XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,降雨量未采集到数据,重新采样",
                   weatherInfo->precipitation, airt.AiState);
             status = 0;
         }
-#endif
 
         GetWeatherData(&airt, 5);
         weatherInfo->air_pressure = airt.EuValue;
-#if 0
-        if (airt.AiState != 2 && weatherInfo->air_pressure == 0) {
+        if(airt.AiState == 255 || airt.AiState == -1)
+        {
+            weatherInfo->air_pressure = 0xff;
+            XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,气压未接传感器", airt.AiState);
+        }else if (airt.AiState != 2 && weatherInfo->air_pressure == 0) {
             XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,气压未采集到数据,重新采样",
                   weatherInfo->air_pressure, airt.AiState);
             status = 0;
         }
-#endif
 
         GetWeatherData(&airt, 6);
         weatherInfo->radiation_intensity = airt.EuValue;
-#if 0
-        if (airt.AiState != 2 && weatherInfo->radiation_intensity == 0) {
+        if(airt.AiState == 255 || airt.AiState == -1)
+        {
+            weatherInfo->radiation_intensity = 0xff;
+            XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,光照强度未接传感器", airt.AiState);
+        }else if (airt.AiState != 2 && weatherInfo->radiation_intensity == 0) {
             XYLOG(XYLOG_SEVERITY_INFO, "采样状态 = %d,光照强度未采集到数据,重新采样",
                   weatherInfo->radiation_intensity, airt.AiState);
             status = 0;
         }
-#endif
         if (status)
             return true;
         else
diff --git a/gradle.properties b/gradle.properties
index 717f7325..86a22bdc 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,8 +20,8 @@ android.enableJetifier=true
 
 BUILD_TOOLS_VERSION=33.0.3
 COMPILE_SDK_VERSION=33
-TARGET_SDK_VERSION=30
-COMPILE_MIN_SDK_VERSION=30
+TARGET_SDK_VERSION=28
+COMPILE_MIN_SDK_VERSION=28
 
 TARGET_SDK_VERSION_N938=28
 COMPILE_MIN_SDK_VERSION_N938=28