diff --git a/README.md b/README.md
index f4e8a01..ba09c6b 100644
--- a/README.md
+++ b/README.md
@@ -99,6 +99,7 @@ nuitka --mingw --standalone --onefile --show-progress --show-memory --output-dir
   * 目前的设想与原版不同，在完成两轮冒险模式（初始冒险模式 + 戴夫选关的冒险模式）后可以自主选关~~（当然现在只是画饼）~~
 * 更改僵尸生成方式
   * 使僵尸生成更随机化，由JSON记录改为随机数生成
+    * 已完成大体框架
     * 使用原版设定，每面旗帜出10波僵尸，9个小波，1个大波
     * 采用手机版设定，无尽模式没有红眼计数和变速设定，每波红眼权重为1000，平均分布
   * 增加僵尸死亡后有概率掉落奖励的机制
diff --git a/resources/data/map/littleGame_1.json b/resources/data/map/littleGame_1.json
index c7bd901..ea47f92 100644
--- a/resources/data/map/littleGame_1.json
+++ b/resources/data/map/littleGame_1.json
@@ -3,7 +3,7 @@
     "choosebar_type":1,
     "shovel":1,
     "spawn_zombies":"auto",
-    "num_flags":4,
+    "num_flags":3,
     "included_zombies":["Zombie", "ConeheadZombie", "BucketheadZombie"],
     "inevitable_zombie_list":{"20":["BucketheadZombie"]},
     "card_pool":[
diff --git a/resources/graphics/Screen/Approching.png b/resources/graphics/Screen/Approching.png
new file mode 100644
index 0000000..b7f0e45
Binary files /dev/null and b/resources/graphics/Screen/Approching.png differ
diff --git a/source/constants.py b/source/constants.py
index 67a07a6..2e2991e 100755
--- a/source/constants.py
+++ b/source/constants.py
@@ -164,10 +164,12 @@ FROZEN_INDEX = 3
 MOVEBAR_CARD_FRESH_TIME = 6000
 CARD_MOVE_TIME = 60
 
-# 植物相关信息
-PLANT_IMAGE_RECT = 'plant_image_rect'
+# 其他显示物
 CAR = 'car'
 SUN = 'Sun'
+HUGE_WAVE_APPROCHING = 'Approching'
+# 植物相关信息
+PLANT_IMAGE_RECT = 'plant_image_rect'
 # 植物名称
 SUNFLOWER = 'SunFlower'
 PEASHOOTER = 'Peashooter'
diff --git a/source/state/level.py b/source/state/level.py
index d15be0e..e08571b 100644
--- a/source/state/level.py
+++ b/source/state/level.py
@@ -123,6 +123,10 @@ class Level(tool.State):
             volume = int(int((wave + survivalRounds*20)*0.8)/2) + 1
             zombieList = []
 
+            # 传送带模式应当增大僵尸容量
+            if (self.bar_type != c.CHOOSEBAR_STATIC):
+                volume = min(max(int(volume*1.5), volume + 2), volume + 20)
+
             # 大波僵尸情况
             if wave % 10 == 0:
                 # 容量增大至2.5倍