diff --git a/agent/build_rk3588.bat b/agent/build_rk3588.bat
index 0f5c067..04905e8 100644
--- a/agent/build_rk3588.bat
+++ b/agent/build_rk3588.bat
@@ -20,6 +20,12 @@ set "CGO_ENABLED=0"
 set "VERSION=%~1"
 if "%VERSION%"=="" set "VERSION=0.0.0-dev"
 
+set "BUILDTYPE=%~3"
+if "%BUILDTYPE%"=="" set "BUILDTYPE=release"
+
+for /f %%i in ('powershell -NoProfile -Command "Get-Date -Format yyyyMMdd.HHmmss"') do set "BUILDID=%%i"
+if "%BUILDID%"=="" set "BUILDID=unknown"
+
 set "GITSHA=unknown"
 for /f %%i in ('git rev-parse --short HEAD 2^>nul') do set "GITSHA=%%i"
 
@@ -29,11 +35,11 @@ if not exist "%OUTDIR%" mkdir "%OUTDIR%" >nul
 set "OUT=%OUTDIR%\rk3588-agent_linux_arm64"
 if not "%~2"=="" set "OUT=%OUTDIR%\%~2"
 
-set "LDFLAGS=-s -w -X main.Version=%VERSION% -X main.GitSHA=%GITSHA%"
+set "LDFLAGS=-s -w -X main.Version=%VERSION% -X main.BuildID=%BUILDID% -X main.BuildType=%BUILDTYPE% -X main.GitSHA=%GITSHA%"
 
 echo Building: %OUT%
 echo   GOOS=%GOOS% GOARCH=%GOARCH% CGO_ENABLED=%CGO_ENABLED%
-echo   Version=%VERSION% GitSHA=%GITSHA%
+echo   Version=%VERSION% BuildID=%BUILDID% BuildType=%BUILDTYPE% GitSHA=%GITSHA%
 
 go mod download
 if errorlevel 1 (
diff --git a/agent/cmd/rk3588-agent/main.go b/agent/cmd/rk3588-agent/main.go
index bc8cb77..9d4217b 100644
--- a/agent/cmd/rk3588-agent/main.go
+++ b/agent/cmd/rk3588-agent/main.go
@@ -26,6 +26,8 @@ import (
 )
 
 var Version = "0.0.0-dev"
+var BuildID = "dev"
+var BuildType = "dev"
 var GitSHA = ""
 
 func main() {
@@ -71,7 +73,8 @@ func main() {
 		baseDir = filepath.Dir(abs)
 	}
 
-	h := httpapi.New(cfg.Agent, baseDir, ms, store, deviceID, agentPort, mediaPort, Version, GitSHA)
+	h := httpapi.New(cfg.Agent, baseDir, ms, store, deviceID, agentPort, mediaPort, Version, BuildID, BuildType, GitSHA)
+	log.Info("rk3588-agent version=" + Version + " build_id=" + BuildID + " build_type=" + BuildType + " git_sha=" + GitSHA)
 
 	httpSrv := &http.Server{
 		Addr:              cfg.Agent.Listen,
@@ -117,6 +120,8 @@ func main() {
 				AgentPort:  agentPort,
 				MediaPort:  mediaPort,
 				Version:    Version,
+				BuildID:    BuildID,
+				BuildType:  BuildType,
 				GitSHA:     GitSHA,
 			}
 			log.Info("udp discovery listening on :" + strconv.Itoa(cfg.Agent.DiscoveryPort))
diff --git a/agent/internal/discovery/discovery.go b/agent/internal/discovery/discovery.go
index 8736a65..a977dd9 100644
--- a/agent/internal/discovery/discovery.go
+++ b/agent/internal/discovery/discovery.go
@@ -22,6 +22,8 @@ type Responder struct {
 	AgentPort  int
 	MediaPort  int
 	Version    string
+	BuildID    string
+	BuildType  string
 	GitSHA     string
 }
 
@@ -41,6 +43,8 @@ type discoverReply struct {
 	AgentPort  int    `json:"agent_port"`
 	MediaPort  int    `json:"media_port"`
 	Version    string `json:"version"`
+	BuildID    string `json:"build_id"`
+	BuildType  string `json:"build_type"`
 	GitSHA     string `json:"git_sha"`
 	UptimeSec  int64  `json:"uptime_sec"`
 }
@@ -101,6 +105,8 @@ func (r *Responder) Run(ctx context.Context) error {
 			AgentPort:  r.AgentPort,
 			MediaPort:  r.MediaPort,
 			Version:    r.Version,
+			BuildID:    r.BuildID,
+			BuildType:  r.BuildType,
 			GitSHA:     r.GitSHA,
 			UptimeSec:  sysinfo.UptimeSec(),
 		}
diff --git a/agent/internal/httpapi/extras.go b/agent/internal/httpapi/extras.go
index a761c7b..73f101b 100644
--- a/agent/internal/httpapi/extras.go
+++ b/agent/internal/httpapi/extras.go
@@ -128,7 +128,12 @@ func (s *Server) handleVersions(w http.ResponseWriter, r *http.Request) {
 
 	resp := map[string]any{}
 
-	agentInfo := map[string]any{"version": s.version, "git_sha": s.gitSHA}
+	agentInfo := map[string]any{
+		"version":    s.version,
+		"build_id":   s.buildID,
+		"build_type": s.buildType,
+		"git_sha":    s.gitSHA,
+	}
 	if bin, err := assets.ExecutableInfo(); err == nil {
 		agentInfo["binary"] = bin
 	} else {
diff --git a/agent/internal/httpapi/server.go b/agent/internal/httpapi/server.go
index 521ad57..078b41f 100644
--- a/agent/internal/httpapi/server.go
+++ b/agent/internal/httpapi/server.go
@@ -42,6 +42,8 @@ type Server struct {
 	agentPort int
 	mediaPort int
 	version   string
+	buildID   string
+	buildType string
 	gitSHA    string
 	cpuMu     sync.Mutex
 	lastCPU   metrics.CPUStat
@@ -62,13 +64,15 @@ type InfoResponse struct {
 	AgentPort    int    `json:"agent_port"`
 	MediaPort    int    `json:"media_port"`
 	Version      string `json:"version"`
+	BuildID      string `json:"build_id"`
+	BuildType    string `json:"build_type"`
 	GitSHA       string `json:"git_sha"`
 	ConfigPath   string `json:"config_path"`
 	LastGoodPath string `json:"last_good_path"`
 	UptimeSec    int64  `json:"uptime_sec"`
 }
 
-func New(agentCfg config.AgentConfig, baseDir string, ms *mediaserver.Client, store *modelstore.Store, deviceID string, agentPort int, mediaPort int, version, gitSHA string) *Server {
+func New(agentCfg config.AgentConfig, baseDir string, ms *mediaserver.Client, store *modelstore.Store, deviceID string, agentPort int, mediaPort int, version, buildID, buildType, gitSHA string) *Server {
 	var pc procctl.ProcessController
 	if agentCfg.MediaServerProcess.Enable {
 		// 使用传统的 fork/exec 模式
@@ -97,6 +101,8 @@ func New(agentCfg config.AgentConfig, baseDir string, ms *mediaserver.Client, st
 		agentPort: agentPort,
 		mediaPort: mediaPort,
 		version:   version,
+		buildID:   buildID,
+		buildType: buildType,
 		gitSHA:    gitSHA,
 	}
 
@@ -152,6 +158,8 @@ func (s *Server) handleInfo(w http.ResponseWriter, r *http.Request) {
 		AgentPort:    s.agentPort,
 		MediaPort:    s.mediaPort,
 		Version:      s.version,
+		BuildID:      s.buildID,
+		BuildType:    s.buildType,
 		GitSHA:       s.gitSHA,
 		ConfigPath:   s.agentCfg.ConfigPath,
 		LastGoodPath: s.agentCfg.ConfigPath + ".last_good.json",
diff --git a/docs/API_Device_RemoteMgmt_InterfaceTable.md b/docs/API_Device_RemoteMgmt_InterfaceTable.md
index 75bcd3a..c6e853d 100644
--- a/docs/API_Device_RemoteMgmt_InterfaceTable.md
+++ b/docs/API_Device_RemoteMgmt_InterfaceTable.md
@@ -87,6 +87,8 @@ Line2（JSON）：
   "agent_port":9100,
   "media_port":9000,
   "version":"0.0.0-dev",
+  "build_id":"20260418.141245",
+  "build_type":"release",
   "git_sha":"e5894c2",
   "uptime_sec":12345
 }
@@ -117,6 +119,8 @@ Response 200：
   "agent_port":9100,
   "media_port":9000,
   "version":"0.0.0-dev",
+  "build_id":"20260418.141245",
+  "build_type":"release",
   "git_sha":"e5894c2",
   "config_path":"/etc/rk3588sys/config.json",
   "last_good_path":"/etc/rk3588sys/config.json.last_good.json",
diff --git a/docs/Agent_API_Extensions.md b/docs/Agent_API_Extensions.md
index 82dcf46..0de3782 100644
--- a/docs/Agent_API_Extensions.md
+++ b/docs/Agent_API_Extensions.md
@@ -34,6 +34,8 @@
 {
   "agent": {
     "version": "0.0.0-dev",
+    "build_id": "20260418.141245",
+    "build_type": "release",
     "git_sha": "...",
     "binary": {"path": "...", "sha256": "...", "size": 123, "mtime_ms": 1710000000000}
   },
diff --git a/docs/design/PRD_01_Device_MediaServer_RemoteMgmt.md b/docs/design/PRD_01_Device_MediaServer_RemoteMgmt.md
index 98189d0..9c195cf 100644
--- a/docs/design/PRD_01_Device_MediaServer_RemoteMgmt.md
+++ b/docs/design/PRD_01_Device_MediaServer_RemoteMgmt.md
@@ -234,7 +234,7 @@ agent 只调用 media-server 的既有接口（对内 base URL = `media_server_b
 
 ## 8. 验收标准（Acceptance Criteria）
 
-1. 同网段 10 台设备，管理端 Search（UDP broadcast）在 1 秒内都能发现；列表包含 `device_id/ip/agent_port/media_port/version/git_sha`。
+1. 同网段 10 台设备，管理端 Search（UDP broadcast）在 1 秒内都能发现；列表包含 `device_id/ip/agent_port/media_port/version/build_id/build_type/git_sha`。
 2. agent `PUT /v1/config`：
    - 发送合法 config，设备写盘并触发 `media-server` reload 成功，graphs 状态正常。
    - 发送非法 config，agent 返回 400；或 reload 失败则 agent 自动 rollback 并返回 500（错误信息可定位）。
diff --git a/docs/design/PRD_03_Manager_Backend_Go.md b/docs/design/PRD_03_Manager_Backend_Go.md
index 2c296c3..48386ba 100644
--- a/docs/design/PRD_03_Manager_Backend_Go.md
+++ b/docs/design/PRD_03_Manager_Backend_Go.md
@@ -26,7 +26,7 @@
 ### 3.2 Device Registry
 
 - 内存缓存：
-  - `device_id -> {ip, agent_port, media_port, device_name, version, git_sha, last_seen_ms, online}`
+  - `device_id -> {ip, agent_port, media_port, device_name, version, build_id, build_type, git_sha, last_seen_ms, online}`
 - 定时刷新（可配置间隔）：对 online 设备拉取 `GET /v1/graphs`（agent 代理），更新摘要。
 - Offline 规则：超过 `offline_after_ms`（如 10000ms）未见到，则标记离线。
 
@@ -71,7 +71,7 @@ Request:
 Response:
 
 ```json
-{ "items": [ {"device_id":"...","ip":"...","agent_port":9100,"media_port":9000,"device_name":"...","version":"...","git_sha":"..."} ] }
+{ "items": [ {"device_id":"...","ip":"...","agent_port":9100,"media_port":9000,"device_name":"...","version":"...","build_id":"...","build_type":"release","git_sha":"..."} ] }
 ```
 
 ### 4.2 Devices
@@ -81,7 +81,7 @@ Response:
 Response:
 
 ```json
-{ "items": [ {"device_id":"...","online":true,"last_seen_ms":0,"ip":"...","agent_port":9100,"media_port":9000,"device_name":"...","version":"...","git_sha":"...","graphs":[...]} ] }
+{ "items": [ {"device_id":"...","online":true,"last_seen_ms":0,"ip":"...","agent_port":9100,"media_port":9000,"device_name":"...","version":"...","build_id":"...","build_type":"release","git_sha":"...","graphs":[...]} ] }
 ```
 
 #### `GET /api/devices/:id`
diff --git a/docs/命令.md b/docs/命令.md
index 8dd15e2..255f0c6 100644
--- a/docs/命令.md
+++ b/docs/命令.md
@@ -46,8 +46,10 @@ cd /d D:\App\C++\Rk3588Sys\agent
      $env:GOARCH="arm64"
      $env:CGO_ENABLED="0"
      $VERSION="0.0.0-dev"
+     $BUILDID=Get-Date -Format "yyyyMMdd.HHmmss"
+     $BUILDTYPE="release"
      $GITSHA="dev"
-     go build -trimpath -buildvcs=false -ldflags "-s -w -X main.Version=$VERSION -X main.GitSHA=$GITSHA" -o ".\rk3588-agent" ".\cmd\rk3588-agent"
+     go build -trimpath -buildvcs=false -ldflags "-s -w -X main.Version=$VERSION -X main.BuildID=$BUILDID -X main.BuildType=$BUILDTYPE -X main.GitSHA=$GITSHA" -o ".\rk3588-agent" ".\cmd\rk3588-agent"
      go version -m .\rk3588-agent
 
 ls -l ./rk3588-agent_linux_arm64