diff --git a/ChanBIZS.py b/ChanBIZS.py
index 17c6b85..58b1d30 100644
--- a/ChanBIZS.py
+++ b/ChanBIZS.py
@@ -42,6 +42,10 @@ class ChanBIZS():
     def add_bi(self, bi: ChanBI):
         if bi:
             self.bi_list.append(bi)
+            if bi.high > self.gg:
+                self.gg = bi.high
+            if bi.low < self.dd:
+                self.dd = bi.low
             bi.set_bi_zs(self)
             self.classify_zs()
     def set_pre(self, pre):
diff --git a/TF_DF.py b/TF_DF.py
index 4940274..28e0910 100644
--- a/TF_DF.py
+++ b/TF_DF.py
@@ -1855,6 +1855,8 @@ class TF_DF():
 								continue
 							else:
 								is_break = True
+					else:
+						break
 				if is_break:
 					break
 			if added_after_leave: