diff --git a/src/main/java/a8k/appbase/ecode/AppRet.java b/src/main/java/a8k/appbase/appret/AppRet.java
similarity index 62%
rename from src/main/java/a8k/appbase/ecode/AppRet.java
rename to src/main/java/a8k/appbase/appret/AppRet.java
index 7eae2d5..8dd4a8c 100644
--- a/src/main/java/a8k/appbase/ecode/AppRet.java
+++ b/src/main/java/a8k/appbase/appret/AppRet.java
@@ -1,5 +1,6 @@
-package a8k.appbase.ecode;
+package a8k.appbase.appret;
 
+import a8k.appbase.ecode.AppRetEcodeInfo;
 import a8k.service.hardware.canbus.protocol.CmdId;
 import a8k.service.hardware.canbus.protocol.MId;
 import a8k.service.hardware.canbus.protocol.A8kEcode;
@@ -7,20 +8,27 @@ import a8k.appbase.HardwareException;
 
 public class AppRet<T> {
 
-	boolean         success = false;
-	AppRetEcodeInfo ecode;
-	String          dataType;
-	T               data;
-	long            timestamp;//接口请求时间
-	String          traceInfo;
-	String          message;
+	AppRetType appRetType = AppRetType.NORMAL;
+
+	//错误信息
+	AppRetEcodeInfo ecode     = null;
+	String          traceInfo = null;
+
+	//携带的对象
+	String dataType;
+	T      data;
+
+	//显示给用户的内容
+	String message = null;
+	long   timestamp;//接口请求时间
+
 
 	public AppRet() {
 		this.timestamp = System.currentTimeMillis();
 	}
 
 	public boolean isSuccess() {
-		return success;
+		return !AppRetType.FAILURE.equals(appRetType);
 	}
 
 	public long getTimestamp() {
@@ -47,60 +55,70 @@ public class AppRet<T> {
 		return dataType;
 	}
 
+
+	public static <T> AppRet<T> message(String message) {
+		AppRet<T> r = new AppRet<>();
+		r.appRetType = AppRetType.MESSAGE;
+		r.message    = message;
+		return r;
+	}
+
+	public static <T> AppRet<T> reconfirm(String message) {
+		AppRet<T> r = new AppRet<>();
+		r.appRetType = AppRetType.RECONFIRM;
+		r.message    = message;
+		return r;
+	}
+
 	public static <T> AppRet<T> success(T data) {
 		AppRet<T> r = new AppRet<>();
-		r.success  = true;
-		r.ecode    = null;
-		r.data     = data;
-		r.dataType = null == data ? null : data.getClass().getSimpleName();
+		r.data       = data;
+		r.appRetType = AppRetType.NORMAL;
+		r.dataType   = null == data ? null : data.getClass().getSimpleName();
 		return r;
 	}
 
 
 	public static <T> AppRet<T> success() {
 		AppRet<T> r = new AppRet<>();
-		r.success = true;
-		r.ecode   = null;
-		r.data    = null;
+		r.appRetType = AppRetType.NORMAL;
 		return r;
 	}
 
 
 	public static <T> AppRet<T> fail(A8kEcode errorCode, MId mid, CmdId cmd) {
 		AppRet<T> r = new AppRet<>();
-		r.success = false;
-		r.ecode   = new AppRetEcodeInfo(errorCode, mid, cmd);
-		r.data    = null;
-
-		r.message = r.ecode.toDisPlayString();
+		r.appRetType = AppRetType.FAILURE;
+		r.ecode      = new AppRetEcodeInfo(errorCode, mid, cmd);
+		r.message    = r.ecode.toDisPlayString();
 		return r;
 	}
 
 	public static <T> AppRet<T> fail(A8kEcode errorCode, MId mid) {
 		AppRet<T> r = new AppRet<>();
-		r.success = false;
+		r.appRetType = AppRetType.FAILURE;
+
 		r.ecode   = new AppRetEcodeInfo(errorCode, mid, null);
-		r.data    = null;
 		r.message = r.ecode.toDisPlayString();
 		return r;
 	}
 
 	public static <T> AppRet<T> fail(A8kEcode errorCode) {
 		AppRet<T> r = new AppRet<>();
-		r.success = false;
+		r.appRetType = AppRetType.FAILURE;
+
 		r.ecode   = new AppRetEcodeInfo(errorCode, null, null);
-		r.data    = null;
 		r.message = r.ecode.toDisPlayString();
 		return r;
 	}
 
 	public static <T> AppRet<T> fail(AppRet<Object> ret) {
 		AppRet<T> r = new AppRet<>();
-		r.success = false;
+		r.appRetType = AppRetType.FAILURE;
+
 		r.ecode   = new AppRetEcodeInfo(ret.getEcode().errorCode, ret.getEcode().mid, ret.getEcode().cmd);
 		r.data    = null;
 		r.message = r.ecode.toDisPlayString();
-
 		return r;
 	}
 
@@ -111,17 +129,14 @@ public class AppRet<T> {
 		}
 		String    trace = traceSb.toString();
 		AppRet<T> r     = new AppRet<>();
+		r.appRetType = AppRetType.FAILURE;
 
 		if (e instanceof HardwareException hexcep) {
-			r.success   = false;
 			r.ecode     = new AppRetEcodeInfo(hexcep.getErrorCode(), hexcep.getModuleId(), hexcep.getCmdId());
-			r.data      = null;
-			r.traceInfo = r.ecode.toDisPlayString()+hexcep.getExtMessage();
-			r.message   = r.ecode.toDisPlayString()+hexcep.getExtMessage();
+			r.traceInfo = r.ecode.toDisPlayString() + hexcep.getExtMessage();
+			r.message   = r.ecode.toDisPlayString() + hexcep.getExtMessage();
 		} else {
-			r.success   = false;
 			r.ecode     = new AppRetEcodeInfo(A8kEcode.CodeException, null, null);
-			r.data      = null;
 			r.traceInfo = trace;
 			r.message   = e.getMessage();
 		}
diff --git a/src/main/java/a8k/appbase/appret/AppRetType.java b/src/main/java/a8k/appbase/appret/AppRetType.java
new file mode 100644
index 0000000..8660a1c
--- /dev/null
+++ b/src/main/java/a8k/appbase/appret/AppRetType.java
@@ -0,0 +1,8 @@
+package a8k.appbase.appret;
+
+public enum AppRetType {
+	NORMAL,
+	FAILURE,
+	RECONFIRM,
+	MESSAGE,
+}
diff --git a/src/main/java/a8k/appbase/ecode/AppRetEcodeInfo.java b/src/main/java/a8k/appbase/ecode/AppRetEcodeInfo.java
index 8622344..cc4e8b1 100644
--- a/src/main/java/a8k/appbase/ecode/AppRetEcodeInfo.java
+++ b/src/main/java/a8k/appbase/ecode/AppRetEcodeInfo.java
@@ -5,11 +5,11 @@ import a8k.service.hardware.canbus.protocol.CmdId;
 import a8k.service.hardware.canbus.protocol.MId;
 
 public class AppRetEcodeInfo {
-	A8kEcode errorCode;
-	MId      mid;
-	CmdId    cmd;
+	public A8kEcode errorCode;
+	public MId      mid;
+	public CmdId    cmd;
 
-	AppRetEcodeInfo(A8kEcode errorCode, MId mid, CmdId cmd) {
+	public AppRetEcodeInfo(A8kEcode errorCode, MId mid, CmdId cmd) {
 		this.errorCode = errorCode;
 		this.mid       = mid;
 		this.cmd       = cmd;
@@ -76,15 +76,14 @@ public class AppRetEcodeInfo {
 	}
 
 	public String toDisPlayString() {
-		if (errorCode != null && mid != null && cmd != null) {
-			//			return String.format("ECode:%s, MID:%s, CMD:%s", errorCode, mid, cmd);
-			return String.format("[%s]执行[%s]出现[]错误", mid, cmd, errorCode);
-		} else if (errorCode != null && mid != null) {
-			return String.format("捕获到模块[%s]的[%s]错误", mid, errorCode);
-		} else if (errorCode != null) {
-			return String.format("捕获到[%s]错误", errorCode);
+		if (mid == null && cmd == null) {
+			return String.format("%s", errorCode.chname);
+		} else if (mid == null) {
+			return String.format("捕获到执行[%s]出现[%s]错误", cmd.chName, errorCode.chname);
+		} else if (cmd == null) {
+			return String.format("捕获到模块[%s]的[%s]错误", mid.chname, errorCode.chname);
 		} else {
-			return String.format("[%s]执行[%s]出现[]错误", mid, cmd, errorCode);
+			return String.format("捕获到模块[%s]执行[%s]出现[%s]错误", mid.chname, cmd.chName, errorCode.chname);
 		}
 	}
 }
diff --git a/src/main/java/a8k/controler/A8kExceptionProcesser.java b/src/main/java/a8k/controler/A8kExceptionProcesser.java
index 99f8314..15fdd49 100644
--- a/src/main/java/a8k/controler/A8kExceptionProcesser.java
+++ b/src/main/java/a8k/controler/A8kExceptionProcesser.java
@@ -1,6 +1,6 @@
 package a8k.controler;
 
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.web.bind.annotation.ControllerAdvice;
diff --git a/src/main/java/a8k/controler/engineer/EngineerPageControler.java b/src/main/java/a8k/controler/engineer/EngineerPageControler.java
index 8bab774..7d12421 100644
--- a/src/main/java/a8k/controler/engineer/EngineerPageControler.java
+++ b/src/main/java/a8k/controler/engineer/EngineerPageControler.java
@@ -1,5 +1,5 @@
 package a8k.controler.engineer;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.controler.engineer.utils.*;
 import a8k.db.HardwareServiceSetting;
 import a8k.utils.*;
diff --git a/src/main/java/a8k/db/AppUser.java b/src/main/java/a8k/db/AppUser.java
new file mode 100644
index 0000000..82fff64
--- /dev/null
+++ b/src/main/java/a8k/db/AppUser.java
@@ -0,0 +1,29 @@
+package a8k.db;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.iflytop.uf.UfActiveRecord;
+import com.iflytop.uf.UfActiveRecordField;
+
+public class AppUser extends UfActiveRecord {
+	@UfActiveRecordField
+	public String account;
+
+	@JsonIgnore
+	@UfActiveRecordField
+	public String password;
+
+	@UfActiveRecordField
+	public Integer isAdmin;
+
+
+	// get table name
+	public static String getTableName() {
+		return "AppUser" + "Table";
+	}
+
+	// check if password matches
+	public Boolean matchPassword(String password) {
+		return this.password.equals(password);
+	}
+
+}
diff --git a/src/main/java/a8k/db/MdbUser.java b/src/main/java/a8k/db/MdbUser.java
deleted file mode 100644
index 48567f0..0000000
--- a/src/main/java/a8k/db/MdbUser.java
+++ /dev/null
@@ -1,51 +0,0 @@
-package a8k.db;
-import com.fasterxml.jackson.annotation.JsonIgnore;
-import com.iflytop.uf.UfActiveRecord;
-import com.iflytop.uf.UfActiveRecordField;
-import org.springframework.util.DigestUtils;
-public class MdbUser extends UfActiveRecord {
-    @UfActiveRecordField
-    public String account;
-
-    @JsonIgnore
-    @UfActiveRecordField
-    public String password;
-
-    @JsonIgnore
-    @UfActiveRecordField
-    public String salt;
-
-    @UfActiveRecordField
-    public Integer isAdmin;
-
-    @UfActiveRecordField
-    public Integer createdAt;
-
-    @UfActiveRecordField
-    public String createdBy;
-
-    @JsonIgnore
-    @UfActiveRecordField
-    public String accessToken;
-
-    @JsonIgnore
-    @UfActiveRecordField
-    public Integer accessTokenExpiredAt;
-
-    // get table name
-    public static String getTableName() {
-        return "app_users";
-    }
-
-    // check if password matches
-    public Boolean matchPassword(String password) {
-        String hash = this.hashPassword(password);
-        return this.password.equals(hash);
-    }
-
-    // hash password
-    public String hashPassword(String password) {
-        String salt = this.salt;
-        return DigestUtils.md5DigestAsHex((salt + password + salt).getBytes());
-    }
-}
diff --git a/src/main/java/a8k/service/ctrl_service/DeviceInitializationCtrlService.java b/src/main/java/a8k/service/ctrl_service/DeviceInitializationCtrlService.java
index fbe6d0d..6df12d6 100644
--- a/src/main/java/a8k/service/ctrl_service/DeviceInitializationCtrlService.java
+++ b/src/main/java/a8k/service/ctrl_service/DeviceInitializationCtrlService.java
@@ -4,7 +4,7 @@ import a8k.service.hardware.canbus.protocol.A8kEcode;
 import a8k.service.hardware.canbus.protocol.IOId;
 import a8k.service.hardware.canbus.protocol.MId;
 import a8k.appbase.HardwareException;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import a8k.service.hardware.CommonHardwareOpeartion;
 import a8k.service.hardware.SamplesPreProcessModuleCtrlService;
diff --git a/src/main/java/a8k/service/hardware/CommonHardwareOpeartion.java b/src/main/java/a8k/service/hardware/CommonHardwareOpeartion.java
index be5e0cf..09b3c84 100644
--- a/src/main/java/a8k/service/hardware/CommonHardwareOpeartion.java
+++ b/src/main/java/a8k/service/hardware/CommonHardwareOpeartion.java
@@ -2,7 +2,7 @@ package a8k.service.hardware;
 
 import a8k.service.hardware.canbus.protocol.MId;
 import a8k.appbase.HardwareException;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Controller;
diff --git a/src/main/java/a8k/service/hardware/HbotControlService.java b/src/main/java/a8k/service/hardware/HbotControlService.java
index 6536237..e9954c6 100644
--- a/src/main/java/a8k/service/hardware/HbotControlService.java
+++ b/src/main/java/a8k/service/hardware/HbotControlService.java
@@ -3,7 +3,7 @@ package a8k.service.hardware;
 import a8k.appbase.ConsumableGroup;
 import a8k.appbase.HardwareException;
 import a8k.appbase.cfg.*;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.controler.engineer.utils.*;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import a8k.service.hardware.canbus.protocol.A8kEcode;
diff --git a/src/main/java/a8k/service/hardware/MotorTubeRackMoveCtrlService.java b/src/main/java/a8k/service/hardware/MotorTubeRackMoveCtrlService.java
index 1b5dc84..a279402 100644
--- a/src/main/java/a8k/service/hardware/MotorTubeRackMoveCtrlService.java
+++ b/src/main/java/a8k/service/hardware/MotorTubeRackMoveCtrlService.java
@@ -4,7 +4,7 @@ import a8k.appbase.TargetPosMeasureDirection;
 import a8k.controler.engineer.utils.*;
 import a8k.service.hardware.canbus.protocol.*;
 import a8k.appbase.HardwareException;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import jakarta.annotation.Resource;
 import org.slf4j.Logger;
diff --git a/src/main/java/a8k/service/hardware/ReactionPlatesTransmitCtrlService.java b/src/main/java/a8k/service/hardware/ReactionPlatesTransmitCtrlService.java
index 60ad142..8a491f5 100644
--- a/src/main/java/a8k/service/hardware/ReactionPlatesTransmitCtrlService.java
+++ b/src/main/java/a8k/service/hardware/ReactionPlatesTransmitCtrlService.java
@@ -6,7 +6,7 @@ import a8k.controler.engineer.utils.*;
 import a8k.service.hardware.canbus.protocol.A8kEcode;
 import a8k.service.hardware.canbus.protocol.IOId;
 import a8k.service.hardware.canbus.protocol.MId;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import a8k.service.hardware.canbus.protocol.RegIndex;
 import a8k.algo.opt_algo.A8kOptAlgo;
diff --git a/src/main/java/a8k/service/hardware/SamplesPreProcessModuleCtrlService.java b/src/main/java/a8k/service/hardware/SamplesPreProcessModuleCtrlService.java
index 03e4ca7..c8cdb92 100644
--- a/src/main/java/a8k/service/hardware/SamplesPreProcessModuleCtrlService.java
+++ b/src/main/java/a8k/service/hardware/SamplesPreProcessModuleCtrlService.java
@@ -5,7 +5,7 @@ import a8k.service.hardware.canbus.protocol.A8kEcode;
 import a8k.service.hardware.canbus.protocol.MId;
 import a8k.appbase.A8kTubeType;
 import a8k.appbase.HardwareException;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import jakarta.annotation.Resource;
 import org.slf4j.Logger;
diff --git a/src/main/java/a8k/service/hardware/TestScript.java b/src/main/java/a8k/service/hardware/TestScript.java
index 1fdf41d..f12f965 100644
--- a/src/main/java/a8k/service/hardware/TestScript.java
+++ b/src/main/java/a8k/service/hardware/TestScript.java
@@ -3,7 +3,7 @@ package a8k.service.hardware;
 import a8k.appbase.ConsumableGroup;
 import a8k.appbase.HardwareException;
 import a8k.appbase.cfg.*;
-import a8k.appbase.ecode.AppRet;
+import a8k.appbase.appret.AppRet;
 import a8k.service.hardware.canbus.A8kCanBusService;
 import a8k.service.hardware.canbus.protocol.A8kEcode;
 import a8k.service.hardware.canbus.protocol.MId;
diff --git a/src/main/java/a8k/service/hardware/canbus/protocol/A8kEcode.java b/src/main/java/a8k/service/hardware/canbus/protocol/A8kEcode.java
index 22f7a88..a828fa9 100644
--- a/src/main/java/a8k/service/hardware/canbus/protocol/A8kEcode.java
+++ b/src/main/java/a8k/service/hardware/canbus/protocol/A8kEcode.java
@@ -8,7 +8,6 @@ public enum A8kEcode {
 	TubeNotHasHat(1, "全血试管未盖帽"), //
 	SampleLiquidLevelWasNotDetected(2, "取样时未探测到液面"),//
 	LargeBufferNotEnough(3, "大瓶缓冲液不足"), //
-	PasswdError(4, "密码错误"), //
 	UserDoesNotExist(5, "用户不存在"), //
 	GripperMPosError(6, "抓手舵机位置异常"), //
 	GripperZMPosError(8, "抓手升降电机位置异常"), //
@@ -33,6 +32,10 @@ public enum A8kEcode {
 	TakeTipFail(27, "取Tip失败"),//
 	PutTipFail(28, "放Tip失败"),//
 
+	PasswdError(100, "密码错误"), //
+	UsrNotExitError(101, "用户不存在"), //
+
+
 	//
 	//	FOR HARDWARE
 	//
diff --git a/src/main/java/a8k/service/state_service/A8kStateMgrService.java b/src/main/java/a8k/service/state_service/A8kStateMgrService.java
index cb216f7..73be3e5 100644
--- a/src/main/java/a8k/service/state_service/A8kStateMgrService.java
+++ b/src/main/java/a8k/service/state_service/A8kStateMgrService.java
@@ -31,10 +31,10 @@ public class A8kStateMgrService {
 
 	@PostConstruct
 	public void init() {
-		var list = UfActiveRecord.find(A8kStateDB.class);
-		if (list.isEmpty()) {
-			updateA8kState(new A8kState());
-		}
+//		var list = UfActiveRecord.find(A8kStateDB.class);
+//		if (list.isEmpty()) {
+//			updateA8kState(new A8kState());
+//		}
 	}
 
 	//
diff --git a/src/main/java/a8k/service/usermgr/UserMgrService.java b/src/main/java/a8k/service/usermgr/UserMgrService.java
new file mode 100644
index 0000000..7357251
--- /dev/null
+++ b/src/main/java/a8k/service/usermgr/UserMgrService.java
@@ -0,0 +1,59 @@
+package a8k.service.usermgr;
+
+import a8k.appbase.appret.AppRet;
+import a8k.db.AppUser;
+import a8k.service.hardware.canbus.protocol.A8kEcode;
+import com.iflytop.uf.UfActiveRecord;
+import jakarta.annotation.PostConstruct;
+import org.slf4j.Logger;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.Map;
+
+@Component
+public class UserMgrService {
+	static Logger logger = org.slf4j.LoggerFactory.getLogger(UserMgrService.class);
+
+	AppUser loginUsr;
+
+	@PostConstruct
+	public void init() {
+		logger.info("UserMgrService init");
+
+
+
+	}
+
+	List<AppUser> getUserList() {
+		return UfActiveRecord.find(AppUser.class);
+	}
+
+	AppUser getUser(String account) {
+		return UfActiveRecord.findOne(AppUser.class, Map.of("account", account));
+	}
+
+	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+	// EXTFUNC
+	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+	public AppRet<AppUser> login(String account, String password) {
+		var user = getUser(account);
+		if (user == null) {
+			return AppRet.fail(A8kEcode.UsrNotExitError);
+		}
+		if (!user.matchPassword(password)) {
+			return AppRet.fail(A8kEcode.PasswdError);
+		}
+		loginUsr = user;
+		return AppRet.success(user);
+	}
+
+	public AppRet<AppUser> getLoginUsr() {
+		return AppRet.success(loginUsr);
+	}
+
+	public AppRet<List<AppUser>> loginList() {
+		return AppRet.success(getUserList());
+	}
+}
diff --git a/zhaohe_app.db b/zhaohe_app.db
index e9a50ca..de035f1 100644
Binary files a/zhaohe_app.db and b/zhaohe_app.db differ