diff --git a/app/src/main/assets/print_demo.html b/app/src/main/assets/print_demo.html
index eef83f7..9a08020 100644
--- a/app/src/main/assets/print_demo.html
+++ b/app/src/main/assets/print_demo.html
@@ -524,13 +524,80 @@
             var infoStr = window.android.getAboutInfo();
             try {
                 var info = JSON.parse(infoStr);
-                var html = '<strong>应用名称:</strong> ' + info.appName + '<br>' +
-                           '<strong>版本号:</strong> <span style="color: #3b82f6;">' + info.versionName + '</span><br>' +
-                           '<strong>设备型号:</strong> ' + info.model + '<br>' +
-                           '<strong>系统版本:</strong> Android ' + info.osVersion + '<br>' +
-                           '<strong>CPU 架构:</strong> ' + info.cpuAbi + '<br>' +
-                           '<strong>运行模式:</strong> ' + (info.is64Bit ? "64位" : "32位兼容模式");
-                document.getElementById('aboutBody').innerHTML = html;
+                
+                var friendlyNames = {
+                    appName: '应用名称',
+                    versionName: '版本号',
+                    model: '设备型号',
+                    osVersion: '系统版本',
+                    cpuAbi: 'CPU 架构',
+                    is64Bit: '运行模式',
+                    screen: '屏幕与显示',
+                    width: '宽度像素',
+                    height: '高度像素',
+                    density: '屏幕密度',
+                    densityDpi: '屏幕DPI',
+                    physicalSize: '物理尺寸 (英寸)',
+                    hardware: '硬件与厂商',
+                    manufacturer: '制造商',
+                    brand: '品牌',
+                    fingerprint: '系统指纹',
+                    system: '系统环境',
+                    sdkVersion: 'SDK 版本',
+                    language: '系统语言',
+                    country: '国家代码',
+                    securityPatch: '安全补丁',
+                    memory: '内存信息',
+                    totalRam: '总内存 (RAM)',
+                    availRam: '可用内存',
+                    storage: '存储信息',
+                    totalInternal: '总内部存储',
+                    availInternal: '可用内部存储',
+                    network: '网络状态',
+                    type: '网络类型',
+                    ipAddress: 'IP 地址',
+                    battery: '电池状态',
+                    level: '电量百分比',
+                    status: '充电状态',
+                    plugged: '供电类型'
+                };
+
+                function formatBytes(bytes) {
+                    if (!bytes || bytes <= 0) return '0 B';
+                    var k = 1024;
+                    var sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
+                    var i = Math.floor(Math.log(bytes) / Math.log(k));
+                    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
+                }
+
+                function buildHtml(data, prefix) {
+                    var keys = Object.keys(data);
+                    var res = '';
+                    for (var i = 0; i < keys.length; i++) {
+                        var key = keys[i];
+                        var val = data[key];
+                        var label = friendlyNames[key] || key;
+                        var indent = prefix ? 'margin-left: 15px;' : '';
+                        
+                        if (val !== null && typeof val === 'object') {
+                            res += '<div style="' + indent + 'margin-top: 8px; margin-bottom: 4px; border-bottom: 1px dashed #eee; padding-bottom: 2px;"><strong>' + label + '</strong></div>';
+                            res += buildHtml(val, true);
+                        } else {
+                            var displayVal = val;
+                            if (key === 'is64Bit') {
+                                displayVal = val ? '64位' : '32位兼容模式';
+                            } else if (key === 'totalRam' || key === 'availRam' || key === 'totalInternal' || key === 'availInternal') {
+                                displayVal = formatBytes(val);
+                            } else if (key === 'level') {
+                                displayVal = val >= 0 ? val + '%' : '未知';
+                            }
+                            res += '<div style="' + indent + 'line-height: 1.6;"><strong>' + label + ':</strong> ' + displayVal + '</div>';
+                        }
+                    }
+                    return res;
+                }
+
+                document.getElementById('aboutBody').innerHTML = buildHtml(info, false);
                 document.getElementById('aboutModal').style.display = 'flex';
             } catch (e) {
                 document.getElementById('aboutBody').innerText = "获取信息解析失败: " + infoStr;
diff --git a/app/src/main/java/com/stand/standapp/AndroidInterface.kt b/app/src/main/java/com/stand/standapp/AndroidInterface.kt
index d87c7d5..c1309d7 100644
--- a/app/src/main/java/com/stand/standapp/AndroidInterface.kt
+++ b/app/src/main/java/com/stand/standapp/AndroidInterface.kt
@@ -378,22 +378,9 @@ class AndroidInterface(private val activity: MainActivity) {
     fun getAboutInfo(): String {
         return try {
             val packageInfo = activity.packageManager.getPackageInfo(activity.packageName, 0)
-            val json = JSONObject()
+            val json = com.stand.standapp.utils.DeviceInfoUtils.getDeviceInfoJson(activity)
             json.put("appName", activity.getString(R.string.app_name))
-            json.put("versionName", packageInfo.versionName)
-            json.put("model", android.os.Build.MODEL)
-            json.put("osVersion", android.os.Build.VERSION.RELEASE)
-
-            val abis = android.os.Build.SUPPORTED_ABIS
-            json.put("cpuAbi", abis.joinToString(","))
-
-            val is64Bit = if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.M) {
-                android.os.Process.is64Bit()
-            } else {
-                abis.any { it.contains("64") }
-            }
-            json.put("is64Bit", is64Bit)
-
+            json.put("versionName", packageInfo.versionName ?: "1.0.0")
             json.toString()
         } catch (e: Exception) {
             Timber.tag("AndroidInterface").e(e, "getAboutInfo failed")