diff --git a/HTS_etf_long.py b/HTS_etf_long.py
index 5f47122..9a37f84 100644
--- a/HTS_etf_long.py
+++ b/HTS_etf_long.py
@@ -168,19 +168,19 @@ class HTS_etf (HTS):
         type_stock = {'day':1, 'week':10, 'month':100}
 
         if slow_k < 10: type_stock['day'] = 10
-        if 10 < slow_k < 20: type_stock['day'] = 7.5
-        if 20 < slow_k < 30: type_stock['day'] = 5
-        if 30 < slow_k < 40: type_stock['day'] = 2.5
+        if 10 < slow_k < 15: type_stock['day'] = 7.5
+        if 15 < slow_k < 20: type_stock['day'] = 5
+        if 20 < slow_k < 25: type_stock['day'] = 2.5
 
         if slow_k_week < 10: type_stock['week'] = 100
-        if 10 < slow_k_week < 20: type_stock['week'] = 75
-        if 20 < slow_k_week < 30: type_stock['week'] = 50
-        if 30 < slow_k_week < 40: type_stock['week'] = 25
+        if 10 < slow_k_week < 15: type_stock['week'] = 75
+        if 15 < slow_k_week < 20: type_stock['week'] = 50
+        if 20 < slow_k_week < 25: type_stock['week'] = 25
 
         if slow_k_month < 10: type_stock['month'] = 1000
-        if 10 < slow_k_month < 20: type_stock['month'] = 750
-        if 20 < slow_k_month < 30: type_stock['month'] = 500
-        if 30 < slow_k_month < 40: type_stock['month'] = 250
+        if 10 < slow_k_month < 15: type_stock['month'] = 750
+        if 15 < slow_k_month < 20: type_stock['month'] = 500
+        if 20 < slow_k_month < 25: type_stock['month'] = 250
 
         return type_stock