diff --git a/app/src/main/java/com/stand/standapp/UpdateManager.kt b/app/src/main/java/com/stand/standapp/UpdateManager.kt
index 96191e7..c2ea661 100644
--- a/app/src/main/java/com/stand/standapp/UpdateManager.kt
+++ b/app/src/main/java/com/stand/standapp/UpdateManager.kt
@@ -17,6 +17,8 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.FileProvider
 import com.stand.standapp.net.NetworkModule
 import okhttp3.*
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.RequestBody.Companion.toRequestBody
 import org.json.JSONObject
 import java.io.File
 import java.io.FileOutputStream
@@ -56,11 +58,41 @@ class UpdateManager(private val context: Context) {
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) it.longVersionCode.toInt() else it.versionCode
             }
         } catch (e: Exception) { 0 }
+        val currentVersionName = try {
+            context.packageManager.getPackageInfo(context.packageName, 0).versionName
+        } catch (e: Exception) { "" }
 
-        val url = "$serverUrl/api/app-version/check-update?versionCode=$currentVersionCode"
+        // 获取详细设备和尺寸属性
+        val deviceId = android.provider.Settings.Secure.getString(context.contentResolver, android.provider.Settings.Secure.ANDROID_ID) ?: "unknown_android"
+        val displayMetrics = context.resources.displayMetrics
+        val screenWidth = displayMetrics.widthPixels
+        val screenHeight = displayMetrics.heightPixels
+        val screenDensity = displayMetrics.density.toString()
+        val loginAccount = AppConfig.getSavedUsername(context)
+
+        val jsonParams = JSONObject().apply {
+            put("versionCode", currentVersionCode)
+            put("versionName", currentVersionName)
+            put("deviceId", deviceId)
+            put("deviceType", "接警终端")
+            put("deviceBrand", Build.BRAND)
+            put("deviceModel", Build.MODEL)
+            put("osVersion", "Android " + Build.VERSION.RELEASE)
+            put("screenWidth", screenWidth)
+            put("screenHeight", screenHeight)
+            put("screenDensity", screenDensity)
+            put("loginAccount", loginAccount)
+        }
+
+        val url = "$serverUrl/api/app-version/check-update"
+        val mediaType = "application/json; charset=utf-8".toMediaType()
+        val requestBody = jsonParams.toString().toRequestBody(mediaType)
 
         val client = NetworkModule.defaultClient
-        val request = Request.Builder().url(url).build()
+        val request = Request.Builder()
+            .url(url)
+            .post(requestBody)
+            .build()
 
         client.newCall(request).enqueue(object : Callback {
             override fun onFailure(call: Call, e: IOException) {