diff --git a/tn/chinese/rules/cardinal.py b/tn/chinese/rules/cardinal.py
index 62b8be2..863b31b 100644
--- a/tn/chinese/rules/cardinal.py
+++ b/tn/chinese/rules/cardinal.py
@@ -65,7 +65,7 @@ def build_tagger(self):
             cross('二百', '两百')
             | cross('二千', '两千')
             | cross('二万', '两万'))
-        self.number = accep('约').ques + number.optimize()
+        self.number = accep('约').ques + accep('人均').ques + number.optimize()
 
         # cardinal string like 127.0.0.1, used in ID, IP, etc.
         cardinal = digits.plus + (dot + digits.plus)**3
diff --git a/tn/chinese/test/data/normalizer.txt b/tn/chinese/test/data/normalizer.txt
index 49c1a06..141f476 100644
--- a/tn/chinese/test/data/normalizer.txt
+++ b/tn/chinese/test/data/normalizer.txt
@@ -38,3 +38,4 @@ B2B => B to B
 我们안녕 => 我们<oov>안</oov><oov>녕</oov>
 雪の花 => 雪<oov>の</oov>花
 给12315打个电话 => 给幺二三幺五打个电话
+人均200以内 => 人均两百以内