diff --git a/dsl-examples/nanchang.yaml b/dsl-examples/nanchang.yaml
index 42f5f1f..99f6397 100644
--- a/dsl-examples/nanchang.yaml
+++ b/dsl-examples/nanchang.yaml
@@ -38,15 +38,9 @@ wildcard_rules:
     independent_bonus: true
 
 fan_types:
-  # 基础番型
-  - { name: 清一色, base_fan: 4, excludes: [缺一门, 无字] }
-  - { name: 混一色, base_fan: 2, excludes: [缺一门] }
-  - { name: 对对胡, base_fan: 2 }
-  - { name: 暗七对, base_fan: 4 }
-  # 特殊牌型
-  - { name: 带幺九, base_fan: 2, excludes: [缺一门] }
-  - { name: 缺一门, base_fan: 0 }
-  - { name: 无字, base_fan: 0 }
+  # 南昌麻将基础番型(无清一色/混一色/带幺九——这些不是南昌规则)
+  - { name: 对对胡, base_fan: 2 }       # 碰碰胡
+  - { name: 暗七对, base_fan: 4 }       # 七对
   # 事件番型
   - { name: 杠上开花, base_fan: 1, excludes: [海底捞月] }
   - { name: 海底捞月, base_fan: 1 }