diff --git a/app/Exports/CommonExport.php b/app/Exports/CommonExport.php
index 8b1f56b..c4b1a5c 100755
--- a/app/Exports/CommonExport.php
+++ b/app/Exports/CommonExport.php
@@ -130,6 +130,9 @@ class CommonExport implements FromCollection, WithStyles, WithColumnWidths, With
                 $widths[$letter] = 18;
             } elseif (str_contains($field, 'partners')) {
                 $widths[$letter] = 50;
+            } elseif (str_contains($field, 'history_courses')) {
+                // 历史课程信息通常较长，适当放宽列宽
+                $widths[$letter] = 40;
             } elseif (str_contains($field, 'all_course')) {
                 $widths[$letter] = 40;
             } elseif (str_contains($field, 'company_name') || str_contains($field, 'address')) {
@@ -361,6 +364,9 @@ class CommonExport implements FromCollection, WithStyles, WithColumnWidths, With
                         $temp[$field] = $this->allCourse($info);
                     } elseif (str_contains($field, 'partners')) {
                         $temp[$field] = $this->partners($info);
+                    } elseif (str_contains($field, 'history_courses')) {
+                        // 历史课程信息字段，格式化为多行文本
+                        $temp[$field] = $this->historyCourses($info);
                     } else {
                         $temp[$field] = $this->getDotValue($info, $field);
                     }
@@ -495,6 +501,9 @@ class CommonExport implements FromCollection, WithStyles, WithColumnWidths, With
                 $row[] = $this->allCourse($info);
             } elseif (str_contains($field, 'partners')) {
                 $row[] = $this->partners($info);
+            } elseif (str_contains($field, 'history_courses')) {
+                // 历史课程信息字段，格式化为多行文本
+                $row[] = $this->historyCourses($info);
             } else {
                 $row[] = $this->getDotValue($info, $field);
             }
@@ -542,6 +551,47 @@ class CommonExport implements FromCollection, WithStyles, WithColumnWidths, With
         return implode("、\r\n", $list);
     }
 
+    /**
+     * 获取所有历史课程信息（用于日历导出）
+     * @param $data
+     * @return string
+     */
+    function historyCourses($data)
+    {
+        if (empty($data['history_courses']) || !is_array($data['history_courses'])) {
+            return '';
+        }
+
+        $list = [];
+        foreach ($data['history_courses'] as $item) {
+            $courseName = $item['course_name'] ?? '';
+            $type = $item['type'] ?? '';
+            $pass = $item['course_type_signs_pass'] ?? 0;
+            $passUnique = $item['course_type_signs_pass_unique'] ?? 0;
+            $signPass = $item['course_signs_pass'] ?? 0;
+            $start = $item['start_time'] ?? '';
+            $end = $item['end_time'] ?? '';
+
+            // 构造单行描述：课程名称[体系ID]（开始~结束） 培养人数/去重/课程人数
+            $parts = [];
+            if ($courseName !== '') {
+                $parts[] = $courseName;
+            }
+            if ($type !== '') {
+                $parts[] = "[类型:{$type}]";
+            }
+            if ($start !== '' || $end !== '') {
+                $parts[] = "({$start}~{$end})";
+            }
+            $parts[] = "培养:{$pass}/去重:{$passUnique}/课程:{$signPass}";
+
+            $list[] = implode(' ', $parts);
+        }
+
+        // 每门历史课程占一行
+        return implode("\r\n", $list);
+    }
+
     /**
      * 获取所有股东信息
      * @param $data