diff --git a/ruoyi-dw/src/main/java/com/ruoyi/dw/controller/XyCheckController.java b/ruoyi-dw/src/main/java/com/ruoyi/dw/controller/XyCheckController.java
index 8bff339..838aad7 100644
--- a/ruoyi-dw/src/main/java/com/ruoyi/dw/controller/XyCheckController.java
+++ b/ruoyi-dw/src/main/java/com/ruoyi/dw/controller/XyCheckController.java
@@ -1,13 +1,17 @@
 package com.ruoyi.dw.controller;
 
+import com.ruoyi.common.annotation.Excel;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.core.domain.entity.SysUser;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.poi.ExcelUtil;
 import com.ruoyi.dw.domain.CheckQuery;
 import com.ruoyi.dw.domain.DataCheckStatus;
 import com.ruoyi.dw.domain.vo.XyCheck;
 import com.ruoyi.dw.domain.vo.XyCheckBl;
+import com.ruoyi.dw.domain.vo.XyCheckExport;
 import com.ruoyi.dw.domain.vo.XyDataCheck;
 import com.ruoyi.dw.mapper.DataCheckMapper;
 import com.ruoyi.dw.mapper.XyCheckMapper;
@@ -15,10 +19,13 @@ import com.ruoyi.dw.util.SortField;
 import com.ruoyi.dw.util.SortOrder;
 import com.ruoyi.dw.util.XyBlSorter;
 import com.ruoyi.dw.util.XyCheckSorter;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.springframework.http.HttpHeaders;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
-import java.time.DayOfWeek;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
 import java.time.LocalDate;
 import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
@@ -65,7 +72,7 @@ public class XyCheckController extends BaseController {
         endTime.set(Calendar.SECOND, 59);
         endTime.set(Calendar.MILLISECOND, 0);
         Date endDate = endTime.getTime();
-        dataCheckMapper.updateCheck(startDate, endDate);
+        dataCheckMapper.updateCheck(startDate, endDate,checkStatus.getWeekCheck(),checkStatus.getWeekTimeCheck());
         return AjaxResult.success("设置成功");
     }
 
@@ -100,9 +107,11 @@ public class XyCheckController extends BaseController {
      */
     @GetMapping("/zzt")
     public AjaxResult studentCount(CheckQuery checkQuery) {
-        List<Date> mondayAndSunday = getThisWeekDates();
-        List<XyDataCheck> mondayAndSundays = xyCheckMapper.selectGxCount(mondayAndSunday.get(0), mondayAndSunday.get(1));
         DataCheckStatus checkStatus = dataCheckMapper.getStatus();
+        List<String> dates = getPreviousTuesdayIntervals(checkStatus.getWeekCheck());
+        Date date1 = DateUtils.parseDate(dates.get(2) + " " +checkStatus.getWeekTimeCheck());
+        Date date2 = DateUtils.parseDate(dates.get(0) + " " +checkStatus.getWeekTimeCheck());
+        List<XyDataCheck> mondayAndSundays = xyCheckMapper.selectGxCount(date1, date2);
         Date beginDate = null;
         Date endDate = null;
         if (StringUtils.isNotEmpty(checkQuery.getBeginDate())) {
@@ -127,6 +136,34 @@ public class XyCheckController extends BaseController {
         return AjaxResult.success(checks);
     }
 
+    /**
+     * 导出采集数量考核接口
+     * @param response
+     */
+    @PostMapping("/export/cj")
+    public void exportCj(HttpServletResponse response) throws IOException {
+        DataCheckStatus checkStatus = dataCheckMapper.getStatus();
+        List<String> dates = getPreviousTuesdayIntervals(checkStatus.getWeekCheck());
+        Date date1 = DateUtils.parseDate(dates.get(2) + " " +checkStatus.getWeekTimeCheck());
+        Date date2 = DateUtils.parseDate(dates.get(0) + " " +checkStatus.getWeekTimeCheck());
+        List<XyDataCheck> mondayAndSundays = xyCheckMapper.selectGxCount(date1, date2);
+        List<XyDataCheck> alls = xyCheckMapper.selectAllCount();
+        List<XyDataCheck> gxs = xyCheckMapper.selectGxCount(checkStatus.getBeginDate(), checkStatus.getEndDate());
+        List<XyDataCheck> yxs = xyCheckMapper.selectYxCount(checkStatus.getBeginDate(), checkStatus.getEndDate());
+        List<XyCheckExport> checks = getChecksExport(alls,gxs,yxs,mondayAndSundays);
+        String zipFileName = "进度统计-信息采集-" + DateUtils.dateTimeNow() + ".xlsx";
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheetzip");
+        response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
+        response.setHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=" + zipFileName);
+        ExcelUtil<XyCheckExport> excelUtil = new ExcelUtil<>(XyCheckExport.class);
+        excelUtil.init(checks, "数据", StringUtils.EMPTY, Excel.Type.EXPORT);
+        excelUtil.writeSheet();
+        Workbook workbook = excelUtil.getWb();
+        workbook.write(response.getOutputStream());
+    }
+
+
+
     /**
      * 获取采集数据更新
      * @param checkQuery
@@ -181,6 +218,25 @@ public class XyCheckController extends BaseController {
         return checks;
     }
 
+    private static List<XyCheckExport> getChecksExport(List<XyDataCheck> alls,List<XyDataCheck> gxs,
+                                           List<XyDataCheck> yxs,List<XyDataCheck> mondayAndSundays){
+        List<XyCheckExport> checks = new ArrayList<>();
+        for(int i=0;i<alls.size();i++){
+            XyCheckExport check = new XyCheckExport();
+            check.setXy(gxs.get(i).getXy());
+            check.setJc(alls.get(i).getXy());
+            check.setAllCount(alls.get(i).getDataCount());
+            check.setGxCount(gxs.get(i).getDataCount());
+            check.setYxCount(yxs.get(i).getDataCount());
+            check.setWxCount(check.getGxCount() - check.getYxCount());
+            check.setBzCount(mondayAndSundays.get(i).getDataCount());
+            double result = (double) gxs.get(i).getDataCount().intValue() / alls.get(i).getDataCount().intValue() * 100;
+            check.setBl(String.format("%.2f", result) + "%");
+            checks.add(check);
+        }
+        return checks;
+    }
+
     /**
      * 拼装数据
      * @param alls
@@ -193,12 +249,14 @@ public class XyCheckController extends BaseController {
             XyCheckBl bl = new XyCheckBl();
             bl.setXy(alls.get(i).getXy());
             double result = (double) gxs.get(i).getDataCount().intValue() / alls.get(i).getDataCount().intValue();
-            bl.setBl(String.format("%.2f", result));
+            bl.setBl(String.format("%.4f", result));
             bls.add(bl);
         }
         return bls;
     }
 
+
+
     /**
      * 获取今天所在周的周一到周日的日期列表（按中国习惯：周一为第一天）
      * @return 包含7个日期的列表，索引0=周一，6=周日
@@ -227,4 +285,43 @@ public class XyCheckController extends BaseController {
         return dates;
     }
 
+    /**
+     * 获取当前日期区间和之前的日期区间（以周二为起点和终点）
+     *
+     * @return 包含两个区间的 List，格式为 [start1, end1, start2, end2]
+     */
+    public static List<String> getPreviousTuesdayIntervals(int weekCheck) {
+        LocalDate today = LocalDate.now();
+        List<String> result = new ArrayList<>();
+
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+
+        // 当前周的周二（本周二）
+        LocalDate thisTuesday = calculateTuesday(today,weekCheck);
+        // 当前周的结束周二（下一周的周二）
+        LocalDate nextTuesday = thisTuesday.plusWeeks(1);
+
+        // 上一周的周二（即当前周的起始周二 - 7 天）
+        LocalDate lastTuesday = thisTuesday.minusWeeks(1);
+
+        // 添加当前区间
+        result.add(thisTuesday.format(formatter));
+        result.add(nextTuesday.format(formatter));
+        result.add(lastTuesday.format(formatter));
+
+        return result;
+    }
+
+    /**
+     * 计算某日期所在周的周二
+     *
+     * @param date 当前日期
+     * @return 本周二的日期
+     */
+    private static LocalDate calculateTuesday(LocalDate date,int weekCheck) {
+        int dayOfWeek = date.getDayOfWeek().getValue(); // 1=Monday, 2=Tuesday, ..., 7=Sunday
+        int daysUntilTuesday = (weekCheck - dayOfWeek + 7) % 7;
+        return date.plusDays(daysUntilTuesday);
+    }
+
 }
diff --git a/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/DataCheckStatus.java b/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/DataCheckStatus.java
index e555041..d676af6 100644
--- a/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/DataCheckStatus.java
+++ b/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/DataCheckStatus.java
@@ -19,6 +19,10 @@ public class DataCheckStatus {
     @JsonFormat(pattern = "yyyy-MM-dd")
     private Date endDate;
 
+    private int weekCheck;
+
+    private String weekTimeCheck;
+
     public Integer getId() {
         return id;
     }
@@ -50,4 +54,20 @@ public class DataCheckStatus {
     public void setEndDate(Date endDate) {
         this.endDate = endDate;
     }
+
+    public int getWeekCheck() {
+        return weekCheck;
+    }
+
+    public void setWeekCheck(int weekCheck) {
+        this.weekCheck = weekCheck;
+    }
+
+    public String getWeekTimeCheck() {
+        return weekTimeCheck;
+    }
+
+    public void setWeekTimeCheck(String weekTimeCheck) {
+        this.weekTimeCheck = weekTimeCheck;
+    }
 }
diff --git a/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/vo/XyCheckExport.java b/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/vo/XyCheckExport.java
new file mode 100644
index 0000000..89ed4b1
--- /dev/null
+++ b/ruoyi-dw/src/main/java/com/ruoyi/dw/domain/vo/XyCheckExport.java
@@ -0,0 +1,117 @@
+package com.ruoyi.dw.domain.vo;
+
+import com.ruoyi.common.annotation.Excel;
+
+public class XyCheckExport {
+    /**
+     * 学院名称
+     */
+    @Excel(name = "学院名称")
+    private String xy;
+
+    /**
+     * 简称
+     */
+    @Excel(name = "简称")
+    private String jc;
+
+    /**
+     * 总数量
+     */
+    @Excel(name = "总数量")
+    private Integer allCount;
+
+    /**
+     * 更新数量
+     */
+    @Excel(name = "更新数量")
+    private Integer gxCount;
+
+    /**
+     * 有效数量
+     */
+    @Excel(name = "有效数量")
+    private Integer yxCount;
+
+    /**
+     * 无效数量
+     */
+    @Excel(name = "无效数量")
+    private Integer wxCount;
+
+    /**
+     * 本周更新数量
+     */
+    @Excel(name = "本周更新数量")
+    private Integer bzCount;
+
+    /**
+     * 完成比例
+     */
+    @Excel(name = "完成比例")
+    private String bl;
+
+    public String getXy() {
+        return xy;
+    }
+
+    public void setXy(String xy) {
+        this.xy = xy;
+    }
+
+    public String getJc() {
+        return jc;
+    }
+
+    public void setJc(String jc) {
+        this.jc = jc;
+    }
+
+    public Integer getAllCount() {
+        return allCount;
+    }
+
+    public void setAllCount(Integer allCount) {
+        this.allCount = allCount;
+    }
+
+    public Integer getGxCount() {
+        return gxCount;
+    }
+
+    public void setGxCount(Integer gxCount) {
+        this.gxCount = gxCount;
+    }
+
+    public Integer getYxCount() {
+        return yxCount;
+    }
+
+    public void setYxCount(Integer yxCount) {
+        this.yxCount = yxCount;
+    }
+
+    public Integer getWxCount() {
+        return wxCount;
+    }
+
+    public void setWxCount(Integer wxCount) {
+        this.wxCount = wxCount;
+    }
+
+    public Integer getBzCount() {
+        return bzCount;
+    }
+
+    public void setBzCount(Integer bzCount) {
+        this.bzCount = bzCount;
+    }
+
+    public String getBl() {
+        return bl;
+    }
+
+    public void setBl(String bl) {
+        this.bl = bl;
+    }
+}
diff --git a/ruoyi-dw/src/main/java/com/ruoyi/dw/mapper/DataCheckMapper.java b/ruoyi-dw/src/main/java/com/ruoyi/dw/mapper/DataCheckMapper.java
index 761f99d..eb32e28 100644
--- a/ruoyi-dw/src/main/java/com/ruoyi/dw/mapper/DataCheckMapper.java
+++ b/ruoyi-dw/src/main/java/com/ruoyi/dw/mapper/DataCheckMapper.java
@@ -13,5 +13,8 @@ public interface DataCheckMapper {
 
     public int endCheck(@Param("checkDate") Date checkDate);
 
-    public int updateCheck(@Param("startCheckDate") Date startCheckDate, @Param("endCheckDate") Date endCheckDate);
+    public int updateCheck(@Param("startCheckDate") Date startCheckDate,
+                           @Param("endCheckDate") Date endCheckDate,
+                           @Param("weekCheck") Integer weekCheck,
+                           @Param("weekTimeCheck") String weekTimeCheck);
 }
diff --git a/ruoyi-dw/src/main/java/com/ruoyi/dw/service/impl/CjStudentServiceImpl.java b/ruoyi-dw/src/main/java/com/ruoyi/dw/service/impl/CjStudentServiceImpl.java
index c2f6e71..4413c4c 100644
--- a/ruoyi-dw/src/main/java/com/ruoyi/dw/service/impl/CjStudentServiceImpl.java
+++ b/ruoyi-dw/src/main/java/com/ruoyi/dw/service/impl/CjStudentServiceImpl.java
@@ -222,16 +222,20 @@ public class CjStudentServiceImpl implements ICjStudentService
                     break;
                 }
                 Cell xhCell = row.getCell(3);
-                xhCell.setCellType(CellType.STRING);
-                String xh = xhCell.getStringCellValue().trim();
-                if (!StringUtils.isNumeric(xh)){
-                    continue;
-                }
+                CjStudent cjStudent = null;
                 boolean isInsert = false;
-                CjStudent cjStudent = cjStudentMapper.selectCjStudentByXh(xh);
-                if (cjStudent == null){
+                if (xhCell == null) {
                     cjStudent = new CjStudent();
                     isInsert = true;
+                }else {
+                    xhCell.setCellType(CellType.STRING);
+                    String xh = xhCell.getStringCellValue().trim();
+                    cjStudent = cjStudentMapper.selectCjStudentByXh(xh);
+                    if (cjStudent == null){
+                        cjStudent = new CjStudent();
+                        isInsert = true;
+                    }
+                    cjStudent.setXh(xh);
                 }
                 Cell xmCell = row.getCell(1);
                 if (xmCell != null) {
@@ -243,7 +247,6 @@ public class CjStudentServiceImpl implements ICjStudentService
                     xbCell.setCellType(CellType.STRING);
                     cjStudent.setXb(xbCell.getStringCellValue().trim());
                 }
-                cjStudent.setXh(xh);
                 Cell xyCell = row.getCell(4);
                 if (xyCell != null) {
                     xyCell.setCellType(CellType.STRING);
diff --git a/ruoyi-dw/src/main/resources/mapper/dw/DataCheckMapper.xml b/ruoyi-dw/src/main/resources/mapper/dw/DataCheckMapper.xml
index 2260df9..4d98eca 100644
--- a/ruoyi-dw/src/main/resources/mapper/dw/DataCheckMapper.xml
+++ b/ruoyi-dw/src/main/resources/mapper/dw/DataCheckMapper.xml
@@ -9,10 +9,12 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="checkStatus"    column="check_status"    />
         <result property="beginDate"    column="begin_date"    />
         <result property="endDate"    column="end_date"    />
+        <result property="weekCheck"    column="week_check"    />
+        <result property="weekTimeCheck"    column="week_time_check"    />
     </resultMap>
 
     <select id="getStatus" resultMap="dataCheckStatus">
-        select id,check_status,begin_date,end_date from data_check_status where id = 1
+        select id,check_status,begin_date,end_date,week_check,week_time_check from data_check_status where id = 1
     </select>
 
     <update id="startCheck" parameterType="date">
@@ -24,7 +26,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </update>
 
     <update id="updateCheck" parameterType="date">
-        update data_check_status set begin_date = #{startCheckDate},end_date = #{endCheckDate}
+        update data_check_status set begin_date = #{startCheckDate},end_date = #{endCheckDate},week_check = #{weekCheck},week_time_check = #{weekTimeCheck}
     </update>
 
 </mapper>
\ No newline at end of file