diff --git a/lua/app/ui/battle/battle_base_ui.lua b/lua/app/ui/battle/battle_base_ui.lua
index d3e0ffd4..0fd7ba6c 100644
--- a/lua/app/ui/battle/battle_base_ui.lua
+++ b/lua/app/ui/battle/battle_base_ui.lua
@@ -10,7 +10,7 @@ local BG_PATH = "assets/arts/textures/background/battle/%s.png"
 local BATTLE_COMMON_PATH = "assets/arts/textures/background/battle_common/%s.png"
 local GRID_EDGE_CELL = "app/ui/battle/cell/grid_edge_cell"
 local CHAPTER_BG_COMP = "app/ui/battle/battle_chapter_bg_comp"
-local CHAPTER_BG_PATH = "assets/prefabs/ui/chapter/chapter_1_1.prefab"
+local CHAPTER_BG_PATH = "assets/prefabs/ui/chapter/%s_1.prefab"
 
 local BOARD_SFX_ORDER = GConst.UI_EFFECT_ORDER.LEVEL4 + 1
 local SIDE_ATK = GConst.BattleConst.SIDE_ATK
@@ -1197,8 +1197,12 @@ function BattleBaseUI:refreshSkill(elementMap, showSfx, side)
 end
 
 function BattleBaseUI:initChapterBg()
-    CellManager:loadCellAsync(CHAPTER_BG_PATH, CHAPTER_BG_COMP, self.mapNode, function(cell)
-        -- cell:getBaseObject():setAnchoredPositionY(738)
+    local chapterId = DataManager.ChapterData:getChapterId()
+    local icon = DataManager.ChapterData:getChapterCfg()[chapterId].icon
+	local scene = DataManager.ChapterData:getChapterCfg()[chapterId].scene
+    self.bg:setSprite(GConst.ATLAS_PATH.UI_CHAPTER, scene)
+    local bgPath = string.format(CHAPTER_BG_PATH, icon)
+    CellManager:loadCellAsync(bgPath, CHAPTER_BG_COMP, self.mapNode, function(cell)
         cell:pause()
         self.chapterMapBg = cell
     end)
diff --git a/lua/app/ui/battle/battle_ui.lua b/lua/app/ui/battle/battle_ui.lua
index d8339f59..a32aed26 100644
--- a/lua/app/ui/battle/battle_ui.lua
+++ b/lua/app/ui/battle/battle_ui.lua
@@ -14,6 +14,7 @@ local CacheVector2 = CS.UnityEngine.Vector2(0, 0)
 function BattleUI:initBaseInfo()
     local uiMap = self.root:genAllChildren()
     self.uiMap = uiMap
+    self.bg = uiMap["battle_ui.battle_root.bg"]
     self.gridNode = uiMap["battle_ui.bg_2.board_node.grid_node"]
     self.boardNode = uiMap["battle_ui.bg_2.board_node"]
     self.boardCenterNode = uiMap["battle_ui.bg_2.board_node.board_center_node"]
@@ -59,12 +60,6 @@ function BattleUI:initBaseInfo()
     end
 end
 
-function BattleUI:initBg()
-    self.bg = self.uiMap["battle_ui.battle_root.bg"]
-    -- self.bg:setLocalScale(0, 0, 0)
-    -- local width = self.bg:fastGetSizeDelta()
-    -- self.bg:setAnchoredPositionX(width/4)
-end
 function BattleUI:initSkill()
     local uiMap = self.root:genAllChildren()
     local atkNode = uiMap["battle_ui.bg_2.skill_node"]