diff --git a/src/components/NumberInterval/NumberInterval.scss b/src/components/NumberInterval/NumberInterval.scss
index bce28cc..bf1ee85 100644
--- a/src/components/NumberInterval/NumberInterval.scss
+++ b/src/components/NumberInterval/NumberInterval.scss
@@ -22,6 +22,7 @@
         color: theme.$primary-color;
         white-space: nowrap;
         padding-right: 10px;
+        font-weight: 600;
       }
       .participant-control-checkbox-wrapper{
         display: flex;
diff --git a/src/components/Picker/CalendarUI/CalendarUI.tsx b/src/components/Picker/CalendarUI/CalendarUI.tsx
index 10611ff..1835e94 100644
--- a/src/components/Picker/CalendarUI/CalendarUI.tsx
+++ b/src/components/Picker/CalendarUI/CalendarUI.tsx
@@ -7,6 +7,7 @@ import {
   getMonth,
   getWeekend,
   getWeekendOfCurrentWeek,
+  getOneMonth
 } from "@/utils/timeUtils";
 import { PopupPicker } from "@/components/Picker/index";
 import dayjs from "dayjs";
@@ -165,7 +166,7 @@ const NutUICalendar = React.forwardRef<CalendarUIRef, NutUICalendarProps>(
       onChange?.(dayList);
     };
     const selectMonth = () => {
-      const dayList = getWeekendOfCurrentWeek(30);
+      const dayList = getOneMonth();
       setSelectedValue(dayList);
       syncMonthTo(dayList[0]);
       onChange?.(dayList);
diff --git a/src/utils/timeUtils.ts b/src/utils/timeUtils.ts
index 6bf8e09..5cef7a1 100644
--- a/src/utils/timeUtils.ts
+++ b/src/utils/timeUtils.ts
@@ -292,4 +292,20 @@ export const calculateDuration = (startTime: string, endTime: string): string =>
   } else {
     return "";
   }
+}
+
+
+export const getOneMonth = (): Date[] => {
+  const dates: Date[] = [];
+  const currentDate = dayjs();
+  const nextMonth = dayjs().add(1, 'month');
+  
+  // 从当前日期开始，遍历到下个月的同一天
+  let date = currentDate;
+  while (date.isBefore(nextMonth) || date.isSame(nextMonth, 'day')) {
+    dates.push(date.toDate());
+    date = date.add(1, 'day');
+  }
+  
+  return dates;
 }
\ No newline at end of file