diff --git a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/model/dto/response/ResEbikeInfoRegionDto.java b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/model/dto/response/ResEbikeInfoRegionDto.java
index 75d383d5..83013e9b 100644
--- a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/model/dto/response/ResEbikeInfoRegionDto.java
+++ b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/model/dto/response/ResEbikeInfoRegionDto.java
@@ -42,6 +42,11 @@ public class ResEbikeInfoRegionDto {
      */
     private Character state;
 
+    /**
+     * 电动车状态名称
+     */
+    private String stateName;
+
     /**
      * 电动车编码
      */
@@ -127,4 +132,9 @@ public class ResEbikeInfoRegionDto {
      */
     private String latestTimestamp;
 
+    /**
+     * 间隔时间
+     */
+    private Integer intervalTime;
+
 }
diff --git a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/service/impl/EbikeBikeInfoServiceImpl.java b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/service/impl/EbikeBikeInfoServiceImpl.java
index 2f06a2de..63c4b54a 100644
--- a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/service/impl/EbikeBikeInfoServiceImpl.java
+++ b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/service/impl/EbikeBikeInfoServiceImpl.java
@@ -19,6 +19,7 @@ import com.cdzy.ebikemaintenance.service.EbikeBikeOrderService;
 import com.cdzy.ebikemaintenance.utils.GeoCodingUtil;
 import com.cdzy.ebikemaintenance.utils.MinioUtil;
 import com.cdzy.ebikemaintenance.utils.RedisUtil;
+import com.cdzy.ebikemaintenance.utils.TimeUtils;
 import com.ebike.feign.clients.OperateFeignClient;
 import com.ebike.feign.clients.StaffFeignClient;
 import com.ebike.feign.model.res.ReqEcuSnDto;
@@ -62,8 +63,7 @@ import static com.cdzy.ebikemaintenance.model.pojo.table.EbikeBikeOrderTableDef.
 import static com.cdzy.ebikemaintenance.model.pojo.table.EbikeCarStatusInfoTableDef.EBIKE_CAR_STATUS_INFO;
 import static com.cdzy.ebikemaintenance.model.pojo.table.EbikeDispatchRecordsTableDef.EBIKE_DISPATCH_RECORDS;
 import static com.cdzy.ebikemaintenance.model.pojo.table.EbikeEcuInfoTableDef.EBIKE_ECU_INFO;
-import static com.mybatisflex.core.query.QueryMethods.max;
-import static com.mybatisflex.core.query.QueryMethods.select;
+import static com.mybatisflex.core.query.QueryMethods.*;
 
 /**
  * 车辆基本信息 服务层实现。
@@ -270,7 +270,7 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
             QueryWrapper queryWrapper = QueryWrapper.create();
             queryWrapper.select(Arrays.stream(EBIKE_BIKE_INFO.DEFAULT_COLUMNS).toList());
             queryWrapper.select(
-                    QueryMethods.case_()
+                    case_()
                             .when(EBIKE_CAR_STATUS_INFO.NAMEYW.isNull()).then(EBIKE_CAR_STATUS_INFO.NAMEYY)
                             .else_(EBIKE_CAR_STATUS_INFO.NAMEYW)
                             .end().as("state_name")
@@ -381,7 +381,7 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
         query.select(EBIKE_BIKE_INFO.BIKE_ID, EBIKE_BIKE_INFO.BIKE_NUMBER, EBIKE_BIKE_INFO.BIKE_MODEL);
         query.select(EBIKE_BIKE_INFO.BIKE_CODE, EBIKE_BIKE_INFO.STATE, new QueryColumn("CHECKIN_TEMP", "enter_time"));
         query.select(
-                QueryMethods.case_()
+                case_()
                         .when(EBIKE_CAR_STATUS_INFO.NAMEYW.isNull()).then(EBIKE_CAR_STATUS_INFO.NAMEYY)
                         .else_(EBIKE_CAR_STATUS_INFO.NAMEYW)
                         .end().as("state_name")
@@ -1333,10 +1333,10 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
         query.select(EBIKE_BIKE_INFO.BIKE_ID, EBIKE_BIKE_INFO.BIKE_NUMBER, EBIKE_BIKE_INFO.BIKE_MODEL);
         query.select(EBIKE_BIKE_INFO.BIKE_CODE, EBIKE_BIKE_INFO.STATE, new QueryColumn("CHECKIN_TEMP", "enter_time"));
         query.select(
-                QueryMethods.case_()
+                case_()
                         .when(EBIKE_DISPATCH_RECORDS.BIKE_CODE.isNotNull())
                         .then("投放中")
-                        .else_(QueryMethods.case_()
+                        .else_(case_()
                                 .when(EBIKE_CAR_STATUS_INFO.NAMEYW.isNull()).then(EBIKE_CAR_STATUS_INFO.NAMEYY)
                                 .else_(EBIKE_CAR_STATUS_INFO.NAMEYY)
                                 .end())
@@ -1543,7 +1543,10 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
             return List.of();
         }
         QueryWrapper query = QueryWrapper.create()
-                .select(EBIKE_BIKE_INFO.ALL_COLUMNS,EBIKE_ECU_INFO.ECU_SN)
+                .select(EBIKE_BIKE_INFO.ALL_COLUMNS,case_(EBIKE_BIKE_INFO.STATE)
+                        .when("2").then("待使用")
+                        .when("3").then("骑行中")
+                        .when("4").then("待维修").end().as(ResEbikeInfoRegionDto::getStateName),EBIKE_ECU_INFO.ECU_SN)
                 .leftJoin(EBIKE_ECU_INFO).on(EBIKE_BIKE_INFO.ECU_ID.eq(EBIKE_ECU_INFO.ECU_ID))
                 .where(EBIKE_BIKE_INFO.STATE.in(new String[]{"2", "3", "4"}))
                 .where(EBIKE_BIKE_INFO.IS_IN_WAREHOUSE.eq("0"))
@@ -1565,7 +1568,11 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
             resEbikeInfoRegionDto.setLatitude(resGPSDto.getLatitude());
             resEbikeInfoRegionDto.setLongitude(resGPSDto.getLongitude());
             resEbikeInfoRegionDto.setSoc(resGPSDto.getSoc());
-            resEbikeInfoRegionDto.setLatestTimestamp(String.valueOf(resGPSDto.getLatestTimestamp()));
+            Number latestTimestamp = resGPSDto.getLatestTimestamp();
+            if (latestTimestamp != null) {
+                resEbikeInfoRegionDto.setLatestTimestamp(String.valueOf(latestTimestamp));
+                resEbikeInfoRegionDto.setIntervalTime(TimeUtils.hoursSince(latestTimestamp.longValue()));
+            }
             resEbikeInfoRegionDto.setInOperation(resGPSDto.getInOperation());
             resEbikeInfoRegionDto.setInParking(resGPSDto.getInParking());
         });
diff --git a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/test/Tese.java b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/test/Tese.java
deleted file mode 100644
index 05f591bf..00000000
--- a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/test/Tese.java
+++ /dev/null
@@ -1,83 +0,0 @@
-package com.cdzy.ebikemaintenance.test;
-
-import com.mybatisflex.codegen.Generator;
-import com.mybatisflex.codegen.config.GlobalConfig;
-import com.zaxxer.hikari.HikariDataSource;
-
-public class Tese {
-    private static String path="D://20250220/共享单车/java/ebike_maintenance";
-    private static String mapperPath="D://20250220/共享单车/java/ebike_maintenance/resources/mapper";
-    private static String Strpackage="com.cdzy.ebikeseversetest";
-    private static String tables="ebike_ecu_info";
-    public static void main(String[] args) {
-        //配置数据源
-        HikariDataSource dataSource = new HikariDataSource();
-        dataSource.setJdbcUrl("jdbc:mysql://192.168.2.226:3306/ebike_maintenance?characterEncoding=utf-8");
-        dataSource.setUsername("root");
-        dataSource.setPassword("970529");
-        //生成全库的
-        GlobalConfig globalConfig = createGlobalConfigUseStyle1();
-        //单表的
-//        GlobalConfig globalConfig = createGlobalConfigUseStyle2();
-        Generator generator = new Generator(dataSource, globalConfig);
-        //生成代码
-        generator.generate();
-    }
-    public static GlobalConfig createGlobalConfigUseStyle1() {
-        // 创建配置内容
-        GlobalConfig globalConfig = new GlobalConfig();
-        // 设置项目源目录和基础包
-        globalConfig.getPackageConfig()
-                .setSourceDir(path)
-                .setBasePackage(Strpackage);
-        // 启用生成 entity，并启用 Lombok
-        globalConfig.setEntityGenerateEnable(true);
-        globalConfig.setEntityWithLombok(true);
-        // 设置项目的JDK版本
-        globalConfig.setEntityJdkVersion(17);
-        // 启用生成 mapper、service、controller
-        globalConfig.enableEntity();
-        globalConfig.enableMapper();
-        globalConfig.enableService();
-        globalConfig.enableServiceImpl();
-        globalConfig.enableController();
-        globalConfig.enableMapperXml();
-        globalConfig.setMapperXmlPath(mapperPath);
-        // 配置 Mapper XML 生成路径和文件名
-        globalConfig.getMapperXmlConfig()
-                .setFilePrefix("")  // 设置合适的前缀
-                .setFileSuffix("Mapper");  // 确保设置正确的后缀名
-        return globalConfig;
-    }
-    public static GlobalConfig createGlobalConfigUseStyle2() {
-        // 创建配置内容
-        GlobalConfig globalConfig = new GlobalConfig();
-        // 设置项目源目录和基础包
-        globalConfig.getPackageConfig()
-                .setSourceDir(path)
-                .setBasePackage(Strpackage);
-        // 启用生成 entity，并启用 Lombok
-        globalConfig.setEntityGenerateEnable(true);
-        globalConfig.setEntityWithLombok(true);
-        // 设置项目的JDK版本
-        globalConfig.setEntityJdkVersion(17);
-        // 启用生成 mapper、service、controller
-        globalConfig.enableEntity();
-        globalConfig.enableMapper();
-        globalConfig.enableService();
-        globalConfig.enableServiceImpl();
-        globalConfig.enableController();
-        globalConfig.enableMapperXml();
-        globalConfig.setMapperXmlPath(mapperPath);
-        // 配置 Mapper XML 生成路径和文件名
-        globalConfig.getMapperXmlConfig()
-                .setFilePrefix("")  // 设置合适的前缀
-                .setFileSuffix("Mapper");  // 确保设置正确的后缀名
-        //设置表前缀和只生成哪些表
-//        globalConfig.setTablePrefix("tb_");
-        globalConfig.setGenerateTable(tables);
-        // 返回配置
-        return globalConfig;
-    }
-
-}
diff --git a/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/utils/TimeUtils.java b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/utils/TimeUtils.java
new file mode 100644
index 00000000..60d292da
--- /dev/null
+++ b/ebike-maintenance/src/main/java/com/cdzy/ebikemaintenance/utils/TimeUtils.java
@@ -0,0 +1,211 @@
+package com.cdzy.ebikemaintenance.utils;
+
+
+import java.time.*;
+import java.time.temporal.ChronoUnit;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * @author attiya
+ * @since 2025-04-17
+ */
+public class TimeUtils {
+
+    // 禁止实例化
+    private TimeUtils() {
+        throw new AssertionError("Cannot instantiate utility class");
+    }
+
+    // region 时间比较
+
+    /**
+     * 判断时间1是否在时间2之后
+     */
+    public static boolean isAfter(LocalDateTime time1, LocalDateTime time2) {
+        Objects.requireNonNull(time1, "time1 must not be null");
+        Objects.requireNonNull(time2, "time2 must not be null");
+        return time1.isAfter(time2);
+    }
+
+    /**
+     * 判断时间1是否在时间2之前
+     */
+    public static boolean isBefore(LocalDateTime time1, LocalDateTime time2) {
+        Objects.requireNonNull(time1, "time1 must not be null");
+        Objects.requireNonNull(time2, "time2 must not be null");
+        return time1.isBefore(time2);
+    }
+
+    /**
+     * 判断两个时间是否相等
+     */
+    public static boolean isEqual(LocalDateTime time1, LocalDateTime time2) {
+        Objects.requireNonNull(time1, "time1 must not be null");
+        Objects.requireNonNull(time2, "time2 must not be null");
+        return time1.equals(time2);
+    }
+
+    // endregion
+
+    // region 时间差计算
+
+    /**
+     * 计算两个时间之间的天数差
+     */
+    public static long betweenDays(LocalDateTime start, LocalDateTime end) {
+        Objects.requireNonNull(start, "start time must not be null");
+        Objects.requireNonNull(end, "end time must not be null");
+        return ChronoUnit.DAYS.between(start, end);
+    }
+
+    /**
+     * 计算两个时间之间的小时差
+     */
+    public static long betweenHours(LocalDateTime start, LocalDateTime end) {
+        Objects.requireNonNull(start, "start time must not be null");
+        Objects.requireNonNull(end, "end time must not be null");
+        return ChronoUnit.HOURS.between(start, end);
+    }
+
+    /**
+     * 计算两个时间之间的分钟差
+     */
+    public static long betweenMinutes(LocalDateTime start, LocalDateTime end) {
+        Objects.requireNonNull(start, "开始时间不能为空");
+        Objects.requireNonNull(end, "结束时间不能为空");
+        return ChronoUnit.MINUTES.between(start, end);
+    }
+
+
+    /**
+     * 计算两个时间之间的分钟差
+     */
+    public static long betweenMinutes(LocalTime start, LocalTime end) {
+        Objects.requireNonNull(start, "开始时间不能为空");
+        Objects.requireNonNull(end, "结束时间不能为空");
+        return ChronoUnit.MINUTES.between(start, end);
+    }
+
+    /**
+     * 计算两个时间之间的秒数差
+     */
+    public static long betweenSeconds(LocalDateTime start, LocalDateTime end) {
+        Objects.requireNonNull(start, "开始时间不能为空");
+        Objects.requireNonNull(end, "结束时间不能为空");
+        return ChronoUnit.SECONDS.between(start, end);
+    }
+
+    // endregion
+
+    // region 时间加减
+
+    /**
+     * 增加指定时间量
+     * @param time   原始时间
+     * @param amount 时间量（正数为加，负数为减）
+     * @param unit   时间单位
+     * @return 计算后的新时间
+     */
+    public static LocalDateTime plus(LocalDateTime time, long amount, ChronoUnit unit) {
+        Objects.requireNonNull(time, "time must not be null");
+        return time.plus(amount, unit);
+    }
+
+    /**
+     * 减少指定时间量
+     * @param time   原始时间
+     * @param amount 时间量（正数为减，负数为加）
+     * @param unit   时间单位
+     * @return 计算后的新时间
+     */
+    public static LocalDateTime minus(LocalDateTime time, long amount, ChronoUnit unit) {
+        Objects.requireNonNull(time, "time must not be null");
+        return time.minus(amount, unit);
+    }
+
+    // endregion
+
+    // region 快捷操作
+
+    /**
+     * 获取当前时间
+     */
+    public static LocalDateTime now() {
+        return LocalDateTime.now();
+    }
+
+    /**
+     * 转换为指定时区的时间（默认系统时区）
+     */
+    public static ZonedDateTime toZonedDateTime(LocalDateTime time, ZoneId zoneId) {
+        Objects.requireNonNull(time, "time must not be null");
+        return time.atZone(zoneId != null ? zoneId : ZoneId.systemDefault());
+    }
+
+    /**
+     * 获取星期几的数字字符串表示（ISO-8601 标准，周一=1 到 周日=7）
+     * @param dateTime 目标时间
+     * @return 1-7 的整数
+     */
+    public static String getDayOfWeekNumber(LocalDateTime dateTime) {
+        return String.valueOf(dateTime.getDayOfWeek().getValue());
+    }
+
+    /**
+     * 判断两个时间是否跨天
+     * @param time1 时间1
+     * @param time2 时间2
+     * @return true=跨天 | false=未跨天
+     */
+    public static boolean isCrossDay(LocalDateTime time1, LocalDateTime time2) {
+        return !time1.toLocalDate().equals(time2.toLocalDate());
+    }
+
+    /**
+     * 计算两个时间的自然日间隔天数（忽略时间部分）
+     * @param start 开始时间
+     * @param end   结束时间
+     * @return 间隔自然日天数（end >= start 返回正数，反之返回负数）
+     */
+    public static long daysBetween(LocalDateTime start, LocalDateTime end) {
+        return ChronoUnit.DAYS.between(
+                start.toLocalDate(),
+                end.toLocalDate()
+        );
+    }
+
+    /**
+     * 判断目标时间是否在时间范围内（支持跨天时间）
+     * @param target 要检查的时间
+     * @param start 开始时间
+     * @param end 结束时间
+     * @return 是否在时间范围内
+     */
+    public static boolean isTimeWithinRange(LocalTime target,
+                                            LocalTime start,
+                                            LocalTime end) {
+        // 处理跨天时间的情况（如 22:00 - 02:00）
+        if (start.isAfter(end)) {
+            return !target.isBefore(start) || !target.isAfter(end);
+        }
+
+        // 普通时间范围判断
+        return !target.isBefore(start) && !target.isAfter(end);
+    }
+
+    /**
+     * 计算时间戳到当前时间的小时间隔（整数）
+     * @param timestamp 毫秒时间戳
+     * @return 间隔小时数（向下取整）
+     */
+    public static int hoursSince(long timestamp) {
+        long now = System.currentTimeMillis();
+        return (int) Duration.between(
+                Instant.ofEpochMilli(timestamp),
+                Instant.ofEpochMilli(now)
+        ).toHours();
+    }
+
+}