diff --git a/ruoyi-admin/src/main/java/com/ruoyi/system/mapper/BaseExchangeRateMapper.java b/ruoyi-admin/src/main/java/com/ruoyi/system/mapper/BaseExchangeRateMapper.java
index e276830d..0ff81b8a 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/system/mapper/BaseExchangeRateMapper.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/system/mapper/BaseExchangeRateMapper.java
@@ -43,6 +43,15 @@ public interface BaseExchangeRateMapper
      */
     public List<BaseExchangeRate> selectExchangeRateByTimeRange(BaseExchangeRate baseExchangeRate);
 
+    /**
+     * 查询时间交叉,并且排除当前id
+     *
+     * @param baseExchangeRate 基础资料汇率管理
+     * @return 基础资料汇率管理集合
+     */
+    List<BaseExchangeRate> selectExchangeRateByTimeRangeAndExcludeId(BaseExchangeRate baseExchangeRate);
+
+
     /**
      * 新增基础资料汇率管理
      * 
@@ -90,4 +99,7 @@ public interface BaseExchangeRateMapper
      * @return 结果
      */
     public int restoreBaseExchangeRateById(Long exchangeRateId);
+
+
+
 }
diff --git a/ruoyi-admin/src/main/java/com/ruoyi/system/service/impl/BaseExchangeRateServiceImpl.java b/ruoyi-admin/src/main/java/com/ruoyi/system/service/impl/BaseExchangeRateServiceImpl.java
index 329114f2..247431ec 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/system/service/impl/BaseExchangeRateServiceImpl.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/system/service/impl/BaseExchangeRateServiceImpl.java
@@ -113,23 +113,33 @@ public class BaseExchangeRateServiceImpl implements IBaseExchangeRateService
         String loginName = ShiroUtils.getLoginName();
         baseExchangeRate.setUpdateBy(loginName);
         baseExchangeRate.setUpdateTime(DateUtils.getNowDate());
-        Date startTime = baseExchangeRate.getStartTime();
-        Date endTime = baseExchangeRate.getEndTime();
+        Long exchangeRateId = baseExchangeRate.getExchangeRateId();
 
-        if (startTime.after(endTime)){
-            throw new BusinessException("新增汇率失败！开始时间不能大于结束时间！");
-        }
+        BaseExchangeRate oldExchangeRate = baseExchangeRateMapper.selectBaseExchangeRateById(exchangeRateId);
+        // 检查时间字段是否发生变化
+        boolean timeFieldsChanged = !baseExchangeRate.getStartTime().equals(oldExchangeRate.getStartTime()) ||
+                !baseExchangeRate.getEndTime().equals(oldExchangeRate.getEndTime());
 
-        List<BaseExchangeRate> exchangeRates = baseExchangeRateMapper.selectExchangeRateByTimeRange(baseExchangeRate);
-        if (!CollectionUtils.isEmpty(exchangeRates)){
-            throw new BusinessException("新增汇率失败！该时间段内已存在汇率数据！");
+        if (timeFieldsChanged) {
+            Date startTime = baseExchangeRate.getStartTime();
+            Date endTime = baseExchangeRate.getEndTime();
+
+            if (startTime.after(endTime)) {
+                throw new BusinessException("修改汇率失败！开始时间不能大于结束时间！");
+            }
+
+            List<BaseExchangeRate> exchangeRates = baseExchangeRateMapper.selectExchangeRateByTimeRangeAndExcludeId(baseExchangeRate);
+
+           // List<BaseExchangeRate> exchangeRates = baseExchangeRateMapper.selectExchangeRateByTimeRange(baseExchangeRate);
+            if (!CollectionUtils.isEmpty(exchangeRates)) {
+                throw new BusinessException("修改汇率失败！该时间段内已存在汇率数据！");
+            }
         }
-        Long exchangeRateId = baseExchangeRate.getExchangeRateId();
-        BaseExchangeRate oldExchangeRate = baseExchangeRateMapper.selectBaseExchangeRateById(exchangeRateId);
+
         List<SysFieldDifferent> compare = FieldCompareUtil.compare(BaseExchangeRate.class, baseExchangeRate, oldExchangeRate);
-        if (!CollectionUtils.isEmpty(compare)){
-            int updateSysDiffLog = diffLogService.updateSysDiffLogByBusiness(exchangeRateId,BusinessKeysConstants.SYS_EXCHANGE_RATE,compare);
-            if (updateSysDiffLog <= 0){
+        if (!CollectionUtils.isEmpty(compare)) {
+            int updateSysDiffLog = diffLogService.updateSysDiffLogByBusiness(exchangeRateId, BusinessKeysConstants.SYS_EXCHANGE_RATE, compare);
+            if (updateSysDiffLog <= 0) {
                 throw new BusinessException("修改汇率数据修改记录失败");
             }
         }
diff --git a/ruoyi-admin/src/main/resources/mapper/system/BaseExchangeRateMapper.xml b/ruoyi-admin/src/main/resources/mapper/system/BaseExchangeRateMapper.xml
index fc2c8fed..4f0c19d7 100644
--- a/ruoyi-admin/src/main/resources/mapper/system/BaseExchangeRateMapper.xml
+++ b/ruoyi-admin/src/main/resources/mapper/system/BaseExchangeRateMapper.xml
@@ -45,6 +45,12 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         WHERE start_time &lt;= #{endTime} AND end_time &gt;= #{startTime}
     </select>
 
+    <select id="selectExchangeRateByTimeRangeAndExcludeId" parameterType="BaseExchangeRate" resultMap="BaseExchangeRateResult">
+        <include refid="selectBaseExchangeRateVo"/>
+        WHERE start_time &lt;= #{endTime} AND end_time &gt;= #{startTime}
+        AND exchange_rate_id != #{exchangeRateId}
+    </select>
+
     <insert id="insertBaseExchangeRate" parameterType="BaseExchangeRate" useGeneratedKeys="true" keyProperty="exchangeRateId">
         insert into base_exchange_rate
         <trim prefix="(" suffix=")" suffixOverrides=",">
diff --git a/ruoyi-admin/src/main/resources/templates/system/exchangeRate/exchangeRate.html b/ruoyi-admin/src/main/resources/templates/system/exchangeRate/exchangeRate.html
index b0ae01c8..4bfb13fa 100644
--- a/ruoyi-admin/src/main/resources/templates/system/exchangeRate/exchangeRate.html
+++ b/ruoyi-admin/src/main/resources/templates/system/exchangeRate/exchangeRate.html
@@ -11,11 +11,13 @@
                     <div class="select-list">
                         <ul>
                             <li>
-                                <label>开始时间：</label>
+                                <label>汇率时间区间：</label>
                                 <input type="text" class="time-input" placeholder="请选择开始时间" name="startTime"/>
                             </li>
                             <li>
-                                <label>结束时间：</label>
+                                <span>-</span>
+                            </li>
+                            <li>
                                 <input type="text" class="time-input" placeholder="请选择结束时间" name="endTime"/>
                             </li>
                             <li>