diff --git a/aucma-base/src/main/java/com/aucma/base/controller/BaseDeviceParamController.java b/aucma-base/src/main/java/com/aucma/base/controller/BaseDeviceParamController.java
index ba9d52e..1b59e4f 100644
--- a/aucma-base/src/main/java/com/aucma/base/controller/BaseDeviceParamController.java
+++ b/aucma-base/src/main/java/com/aucma/base/controller/BaseDeviceParamController.java
@@ -14,6 +14,7 @@ import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
 import com.aucma.common.annotation.Log;
 import com.aucma.common.core.controller.BaseController;
 import com.aucma.common.core.domain.AjaxResult;
@@ -58,6 +59,29 @@ public class BaseDeviceParamController extends BaseController {
         util.exportExcel(response, list, "设备参数数据" );
     }
 
+    /**
+     * 导入设备参数列表
+     */
+    @PreAuthorize("@ss.hasPermi('base:deviceParam:import')" )
+    @Log(title = "设备参数" , businessType = BusinessType.IMPORT)
+    @PostMapping("/importData" )
+    public AjaxResult importData(MultipartFile file, boolean updateSupport) throws Exception {
+        ExcelUtil<BaseDeviceParam> util = new ExcelUtil<BaseDeviceParam>(BaseDeviceParam.class);
+        List<BaseDeviceParam> deviceParamList = util.importExcel(file.getInputStream());
+        String operName = getUsername();
+        String message = baseDeviceParamService.importDeviceParam(deviceParamList, updateSupport, operName);
+        return success(message);
+    }
+
+    /**
+     * 下载设备参数导入模板
+     */
+    @PostMapping("/importTemplate" )
+    public void importTemplate(HttpServletResponse response) {
+        ExcelUtil<BaseDeviceParam> util = new ExcelUtil<BaseDeviceParam>(BaseDeviceParam.class);
+        util.importTemplateExcel(response, "设备参数数据" );
+    }
+
     /**
      * 获取设备参数详细信息
      */
diff --git a/aucma-base/src/main/java/com/aucma/base/domain/BaseDeviceParam.java b/aucma-base/src/main/java/com/aucma/base/domain/BaseDeviceParam.java
index 8a92eef..a17373c 100644
--- a/aucma-base/src/main/java/com/aucma/base/domain/BaseDeviceParam.java
+++ b/aucma-base/src/main/java/com/aucma/base/domain/BaseDeviceParam.java
@@ -25,7 +25,7 @@ public class BaseDeviceParam extends BaseEntity {
     /**
      * 产线名称
      */
-    @Excel(name = "产线名称")
+    @Excel(name = "产线名称", type = Excel.Type.EXPORT)
     private String productLineName;
 
     /**
@@ -67,45 +67,45 @@ public class BaseDeviceParam extends BaseEntity {
     /**
      * 设备名称
      */
-    @Excel(name = "设备名称")
+    @Excel(name = "设备名称", type = Excel.Type.EXPORT)
     private String deviceName;
 
     /**
      * 读取频率（毫秒）
      */
-    @Excel(name = "读取频率", readConverterExp = "毫=秒")
+    @Excel(name = "读取频率")
     private Long readFrequency;
 
     /**
      * 启用标识
      */
-    @Excel(name = "启用标识")
+    @Excel(name = "启用标识", readConverterExp = "1=有效/0无效")
     private Long isFlag;
 
     /**
      * 创建人
      */
-    @Excel(name = "创建人")
+    @Excel(name = "创建人", type = Excel.Type.EXPORT)
     private String createdBy;
 
     /**
      * 创建时间
      */
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
-    @Excel(name = "创建时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss")
+    @Excel(name = "创建时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss", type = Excel.Type.EXPORT)
     private Date createdTime;
 
     /**
      * 更新人
      */
-    @Excel(name = "更新人")
+    @Excel(name = "更新人", type = Excel.Type.EXPORT)
     private String updatedBy;
 
     /**
      * 更新时间
      */
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
-    @Excel(name = "更新时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss")
+    @Excel(name = "更新时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss", type = Excel.Type.EXPORT)
     private Date updatedTime;
 
     public String getProductLineName() {
diff --git a/aucma-base/src/main/java/com/aucma/base/mapper/BaseDeviceParamMapper.java b/aucma-base/src/main/java/com/aucma/base/mapper/BaseDeviceParamMapper.java
index a98ec25..1698e39 100644
--- a/aucma-base/src/main/java/com/aucma/base/mapper/BaseDeviceParamMapper.java
+++ b/aucma-base/src/main/java/com/aucma/base/mapper/BaseDeviceParamMapper.java
@@ -58,4 +58,28 @@ public interface BaseDeviceParamMapper
      * @return 结果
      */
     public int deleteBaseDeviceParamByObjIds(Long[] objIds);
+
+    /**
+     * 根据参数编号列表查询已存在的参数
+     *
+     * @param paramCodes 参数编号列表
+     * @return 设备参数集合
+     */
+    public List<BaseDeviceParam> selectByParamCodes(List<String> paramCodes);
+
+    /**
+     * 批量新增设备参数
+     *
+     * @param list 设备参数列表
+     * @return 结果
+     */
+    public int batchInsertDeviceParam(List<BaseDeviceParam> list);
+
+    /**
+     * 批量更新设备参数
+     *
+     * @param list 设备参数列表
+     * @return 结果
+     */
+    public int batchUpdateDeviceParam(List<BaseDeviceParam> list);
 }
diff --git a/aucma-base/src/main/java/com/aucma/base/service/IBaseDeviceParamService.java b/aucma-base/src/main/java/com/aucma/base/service/IBaseDeviceParamService.java
index accfbee..7c7b2b7 100644
--- a/aucma-base/src/main/java/com/aucma/base/service/IBaseDeviceParamService.java
+++ b/aucma-base/src/main/java/com/aucma/base/service/IBaseDeviceParamService.java
@@ -58,4 +58,14 @@ public interface IBaseDeviceParamService
      * @return 结果
      */
     public int deleteBaseDeviceParamByObjId(Long objId);
+
+    /**
+     * 导入设备参数数据
+     *
+     * @param baseDeviceParamList 设备参数数据列表
+     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
+     * @param operName 操作用户
+     * @return 结果
+     */
+    public String importDeviceParam(List<BaseDeviceParam> baseDeviceParamList, Boolean isUpdateSupport, String operName);
 }
diff --git a/aucma-base/src/main/java/com/aucma/base/service/impl/BaseDeviceParamServiceImpl.java b/aucma-base/src/main/java/com/aucma/base/service/impl/BaseDeviceParamServiceImpl.java
index 78b410c..8a78d0e 100644
--- a/aucma-base/src/main/java/com/aucma/base/service/impl/BaseDeviceParamServiceImpl.java
+++ b/aucma-base/src/main/java/com/aucma/base/service/impl/BaseDeviceParamServiceImpl.java
@@ -1,11 +1,18 @@
 package com.aucma.base.service.impl;
 
+import java.util.ArrayList;
+import java.util.Date;
 import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 import com.aucma.base.mapper.BaseDeviceParamMapper;
 import com.aucma.base.domain.BaseDeviceParam;
 import com.aucma.base.service.IBaseDeviceParamService;
+import com.aucma.common.exception.ServiceException;
+import com.aucma.common.utils.StringUtils;
 
 /**
  * 设备参数Service业务层处理
@@ -90,4 +97,119 @@ public class BaseDeviceParamServiceImpl implements IBaseDeviceParamService
     {
         return baseDeviceParamMapper.deleteBaseDeviceParamByObjId(objId);
     }
+
+    /**
+     * 导入设备参数数据（批量优化版）
+     *
+     * @param baseDeviceParamList 设备参数数据列表
+     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
+     * @param operName 操作用户
+     * @return 结果
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public String importDeviceParam(List<BaseDeviceParam> baseDeviceParamList, Boolean isUpdateSupport, String operName)
+    {
+        if (StringUtils.isNull(baseDeviceParamList) || baseDeviceParamList.size() == 0)
+        {
+            throw new ServiceException("导入设备参数数据不能为空！");
+        }
+        
+        // 1. 提取所有参数编号，一次性查询已存在的记录
+        List<String> paramCodes = baseDeviceParamList.stream()
+                .map(BaseDeviceParam::getParamCode)
+                .filter(StringUtils::isNotEmpty)
+                .collect(Collectors.toList());
+        
+        // 2. 批量查询已存在的参数（paramCode -> 实体 映射）
+        // Oracle IN 子句限制1000个元素，分批查询（每批900个）
+        Map<String, BaseDeviceParam> existMap = new java.util.HashMap<>();
+        if (!paramCodes.isEmpty())
+        {
+            int queryBatchSize = 900;
+            for (int i = 0; i < paramCodes.size(); i += queryBatchSize)
+            {
+                int end = Math.min(i + queryBatchSize, paramCodes.size());
+                List<String> batchCodes = paramCodes.subList(i, end);
+                List<BaseDeviceParam> existList = baseDeviceParamMapper.selectByParamCodes(batchCodes);
+                for (BaseDeviceParam p : existList)
+                {
+                    existMap.put(p.getParamCode(), p);
+                }
+            }
+        }
+        
+        // 3. 分类：新增列表、更新列表、跳过列表
+        List<BaseDeviceParam> insertList = new ArrayList<>();
+        List<BaseDeviceParam> updateList = new ArrayList<>();
+        int skipNum = 0;
+        Date now = new Date();
+        
+        for (BaseDeviceParam deviceParam : baseDeviceParamList)
+        {
+            if (StringUtils.isEmpty(deviceParam.getParamCode()))
+            {
+                continue;
+            }
+            BaseDeviceParam exist = existMap.get(deviceParam.getParamCode());
+            if (exist == null)
+            {
+                // 新增
+                deviceParam.setCreatedBy(operName);
+                deviceParam.setCreatedTime(now);
+                insertList.add(deviceParam);
+            }
+            else if (isUpdateSupport)
+            {
+                // 更新
+                deviceParam.setObjId(exist.getObjId());
+                deviceParam.setUpdatedBy(operName);
+                deviceParam.setUpdatedTime(now);
+                updateList.add(deviceParam);
+            }
+            else
+            {
+                skipNum++;
+            }
+        }
+        
+        // 4. 批量插入（分批处理，每批100条）
+        int insertCount = 0;
+        if (!insertList.isEmpty())
+        {
+            int batchSize = 100;
+            for (int i = 0; i < insertList.size(); i += batchSize)
+            {
+                int end = Math.min(i + batchSize, insertList.size());
+                List<BaseDeviceParam> batch = insertList.subList(i, end);
+                baseDeviceParamMapper.batchInsertDeviceParam(batch);
+                insertCount += batch.size();
+            }
+        }
+        
+        // 5. 批量更新（分批处理，每批100条）
+        int updateCount = 0;
+        if (!updateList.isEmpty())
+        {
+            int batchSize = 100;
+            for (int i = 0; i < updateList.size(); i += batchSize)
+            {
+                int end = Math.min(i + batchSize, updateList.size());
+                List<BaseDeviceParam> batch = updateList.subList(i, end);
+                baseDeviceParamMapper.batchUpdateDeviceParam(batch);
+                updateCount += batch.size();
+            }
+        }
+        
+        // 6. 返回结果
+        StringBuilder resultMsg = new StringBuilder();
+        resultMsg.append("导入完成！");
+        resultMsg.append("<br/>新增：" + insertCount + " 条");
+        resultMsg.append("<br/>更新：" + updateCount + " 条");
+        if (skipNum > 0)
+        {
+            resultMsg.append("<br/>跳过（已存在）：" + skipNum + " 条");
+        }
+        return resultMsg.toString();
+    }
 }
diff --git a/aucma-base/src/main/resources/mapper/base/BaseDeviceParamMapper.xml b/aucma-base/src/main/resources/mapper/base/BaseDeviceParamMapper.xml
index 6faa578..4211b42 100644
--- a/aucma-base/src/main/resources/mapper/base/BaseDeviceParamMapper.xml
+++ b/aucma-base/src/main/resources/mapper/base/BaseDeviceParamMapper.xml
@@ -134,4 +134,49 @@
             #{objId}
         </foreach>
     </delete>
+
+    <select id="selectByParamCodes" resultMap="BaseDeviceParamResult">
+        select obj_id, param_code, param_name, param_network, param_address,
+               param_type, device_code, read_frequency, is_flag,
+               created_by, created_time, updated_by, updated_time
+        from base_deviceparam
+        where param_code in
+        <foreach item="paramCode" collection="list" open="(" separator="," close=")">
+            #{paramCode}
+        </foreach>
+    </select>
+
+    <insert id="batchInsertDeviceParam" parameterType="java.util.List">
+        <foreach item="item" collection="list" open="BEGIN" close="END;" separator="">
+            INSERT INTO base_deviceparam (obj_id, param_code, param_name, param_network, param_address,
+                param_type, device_code, read_frequency, is_flag, created_by, created_time)
+            VALUES (seq_base_deviceparam.NEXTVAL, 
+                #{item.paramCode,jdbcType=VARCHAR}, 
+                #{item.paramName,jdbcType=VARCHAR}, 
+                #{item.paramNetwork,jdbcType=VARCHAR}, 
+                #{item.paramAddress,jdbcType=VARCHAR},
+                #{item.paramType,jdbcType=VARCHAR}, 
+                #{item.deviceCode,jdbcType=VARCHAR}, 
+                #{item.readFrequency,jdbcType=NUMERIC}, 
+                #{item.isFlag,jdbcType=NUMERIC}, 
+                #{item.createdBy,jdbcType=VARCHAR}, 
+                #{item.createdTime,jdbcType=TIMESTAMP});
+        </foreach>
+    </insert>
+
+    <update id="batchUpdateDeviceParam" parameterType="java.util.List">
+        <foreach item="item" collection="list" open="BEGIN " close=" END;" separator=" ">
+            UPDATE base_deviceparam
+            SET param_name = #{item.paramName,jdbcType=VARCHAR},
+                param_network = #{item.paramNetwork,jdbcType=VARCHAR},
+                param_address = #{item.paramAddress,jdbcType=VARCHAR},
+                param_type = #{item.paramType,jdbcType=VARCHAR},
+                device_code = #{item.deviceCode,jdbcType=VARCHAR},
+                read_frequency = #{item.readFrequency,jdbcType=NUMERIC},
+                is_flag = #{item.isFlag,jdbcType=NUMERIC},
+                updated_by = #{item.updatedBy,jdbcType=VARCHAR},
+                updated_time = #{item.updatedTime,jdbcType=TIMESTAMP}
+            WHERE param_code = #{item.paramCode,jdbcType=VARCHAR};
+        </foreach>
+    </update>
 </mapper>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index edb7581..b3d4d0e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -94,6 +94,11 @@
             </dependency>
 
             <!-- excel工具 -->
+            <dependency>
+                <groupId>org.apache.poi</groupId>
+                <artifactId>poi</artifactId>
+                <version>${poi.version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.poi</groupId>
                 <artifactId>poi-ooxml</artifactId>