diff --git a/src/main/resources/lang/zh-CN/strings.yml b/src/main/resources/lang/zh-CN/strings.yml
index 7af8eda7b..535b0b654 100644
--- a/src/main/resources/lang/zh-CN/strings.yml
+++ b/src/main/resources/lang/zh-CN/strings.yml
@@ -60,19 +60,18 @@ questEditorDelete: "删除任务"
 questEditorName: "设置名称"
 questEditorAskMessage: "设置询问信息"
 questEditorFinishMessage: "设置完成消息"
-questEditorRedoDelay: "设置重复的间隔时间"
 questEditorNPCStart: "设置NPC启动"
 questEditorBlockStart: "设置Block启动"
 questEditorInitialEvent: "设置初始事件"
 questEditorSetGUI: "设置GUI物品显示"
 questEditorReqs: "编辑需求"
+questEditorPln: "Edit Planner"
 questEditorStages: "编辑阶段"
 questEditorRews: "编辑奖励"
 questEditorEnterQuestName: "输入任务名称(<cancel>)"
 questEditorEditEnterQuestName: "输入任务名称进行编辑(<cancel>)"
 questEditorEnterAskMessage: "输入询问信息(<cancel>)"
 questEditorEnterFinishMessage: "输入结束信息(<cancel>)"
-questEditorEnterRedoDelay: "输入时间(以秒为单位)，0以清除延迟或-1取消"
 questEditorEnterNPCStart: "输入NPC ID， -1清除NPC启动 或-2取消"
 questEditorEnterBlockStart: "右击一个方块作为起点,<done>,<clear>,<cancel>"
 questEditorEnterInitialEvent: "输入事件名称,<clear>,<cancel>"
@@ -514,6 +513,14 @@ reqMustAddItem: "You must add at least one item first!"
 reqNoMessage: "You must set a fail requirements message!"
 reqNoMcMMO: "mcMMO not installed"
 reqNoHeroes: "Heroes not installed"
+plnStart: "Set start date"
+plnEnd: "Set end date"
+plnRepeat: "Set repeat cycle"
+plnCooldown: "Set player cooldown"
+plnStartPrompt: "Enter amount of time (in seconds), 0 to clear the start date or -1 to cancel"
+plnEndPrompt: "Enter amount of time (in seconds), 0 to clear the end date or -1 to cancel"
+plnRepeatPrompt: "Enter amount of time (in seconds), 0 to clear the repeat or -1 to cancel"
+plnCooldownPrompt: "Enter amount of time (in seconds), 0 to clear the cooldown or -1 to cancel"
 rewSetMoney: "Set money reward"
 rewSetQuestPoints: "Set Quest Points reward"
 rewSetItems: "Set item rewards"
@@ -580,6 +587,21 @@ itemCreateInvalidInput: "Invalid input!"
 itemCreateNotNumber: "Input was not a number!"
 itemCreateNoNameAmount: "You must set a name and amount first!"
 itemCreateCriticalError: "A critical error has occurred."
+dateCreateEnterDay: "Enter a day (max. 31), <cancel>"
+dateCreateInvalidDay: "Day must be between 1 and 31!"
+dateCreateEnterMonth: "Enter a month (max. 12), <cancel>"
+dateCreateInvalidMonth: "Day must be between 1 and 12!"
+dateCreateEnterYear: "Enter a year (max. 9999), <cancel>"
+dateCreateInvalidYear: "Year must be between 1000 and 9999!"
+dateCreateEnterHour: "Enter an hour (max. 23), <cancel>"
+dateCreateInvalidHour: "Hour must be between 0 and 23!"
+dateCreateEnterMinute: "Enter a minute (max. 59), <cancel>"
+dateCreateInvalidMinute: "Minute must be between 0 and 59!"
+dateCreateEnterSecond: "Enter a second (max. 59), <cancel>"
+dateCreateInvalidSecond: "Second must be between 0 and 59!"
+dateCreateEnterZone: "Enter a UTC time zone (max. 14), <cancel>"
+dateCreateInvalidZone: "Zone must be between -12 and 14!"
+dateCreateNoYearAmount: "You must set a year first!"
 questTitle: "-- <quest> --"
 questObjectivesTitle: "---(<quest>)---"
 questCompleteTitle: '**QUEST COMPLETE: <quest>**'
@@ -604,6 +626,7 @@ questEditTitle: "- Edit Quest -"
 questDeleteTitle: "- Delete Quest -"
 requirementsTitle: "- <quest> | Requirements -"
 rewardsTitle: "- <quest> | Rewards -"
+plannerTitle: "- <quest> | Planner -"
 itemRequirementsTitle: "- Item Requirements -"
 itemRewardsTitle: "- Item Rewards -"
 mcMMORequirementsTitle: "- mcMMO Requirements -"
@@ -622,6 +645,7 @@ eventTitle: "- Event -"
 completedQuestsTitle: "- Completed Quests -"
 topQuestersTitle: "- Top <number> Questers -"
 createItemTitle: "- Create Item -"
+dateTimeTitle: "- Date & Time -"
 enchantmentsTitle: "- Enchantments -"
 questGUITitle: "- GUI Item Display -"
 questRegionTitle: "- Quest Region -"
@@ -797,8 +821,13 @@ COLOR_RED: "Red"
 COLOR_SILVER: "Silver"
 COLOR_WHITE: "White"
 COLOR_YELLOW: "Yellow"
+timeZone: "Time zone"
 timeDay: "Day"
 timeDays: "Days"
+timeMonth: "Month"
+timeMonths: "Months"
+timeYear: "Year"
+timeYears: "Years"
 timeHour: "Hour"
 timeHours: "Hours"
 timeMinute: "Minute"