diff --git a/SensorHub.LG/LG.cs b/SensorHub.LG/LG.cs
index 6fcab1d..2caf218 100644
--- a/SensorHub.LG/LG.cs
+++ b/SensorHub.LG/LG.cs
@@ -206,7 +206,18 @@
                                 String uptime = upTime.ToString("yyyy") + upTime.ToString("MM") + upTime.ToString("dd")
                                     + upTime.ToString("HH") + upTime.ToString("mm") + upTime.ToString("ss");
 
-                                datasList.Add(new LiquidDatasJson(uptime, (float)liquidHandler.DataList[i]));
+                                // 液位数据单位是cm的处理逻辑
+                                // 11=迅腾 12=航星 13=环能 322021=北京无线电
+                                // 北京无线电的设备需要减掉大气压的液位值 在sink中处理
+                                if (devCode.Substring(2, 2) == "11" || devCode.Substring(2, 2) == "12"
+                                    || devCode.Substring(2, 2) == "13" || devCode.Substring(0, 6) == "322021")
+                                {
+                                    datasList.Add(new LiquidDatasJson(uptime, ((float)liquidHandler.DataList[i]) / 100.0f));
+                                }
+                                else
+                                {
+                                    datasList.Add(new LiquidDatasJson(uptime, (float)liquidHandler.DataList[i]));
+                                }
                             }
 
                             break;