diff --git a/pricing/pricing.py b/pricing/pricing.py
index 5fe1679..b93925c 100644
--- a/pricing/pricing.py
+++ b/pricing/pricing.py
@@ -132,13 +132,16 @@ def check_value(field, spec_value, data_value):
 				arr[0] = -float('inf')
 			if arr[-1] is None:
 				arr[-1] = float('inf')
+		arr[0] = float(arr[0])
+		arr[-1] = float(arr[-1])
+		fvalue = float(data_value)
 
 		if len(arr) == 2 or arr[1] == '=~' :
-			return arr[0] <= data_value and data_value < arr[-1]
+			return arr[0] <= fvalue and fvalue < arr[-1]
 		if arr[1] == '~':
-			return arr[0] < data_value and data_value < arr[-1]
+			return arr[0] < fvalue and fvalue < arr[-1]
 		if arr[1] == '~=':
-			return arr[0] < data_value and data_value <= arr[-1]
+			return arr[0] < fvalue and fvalue <= arr[-1]
 		e = f'{arr[1]}不认识的期间逻辑,只支持：~ =~ ~='
 		exception(e)
 		raise Exception(e)