diff --git a/ios/Classes/FinAppletExt/Common/Util/Map/FATMapViewController.m b/ios/Classes/FinAppletExt/Common/Util/Map/FATMapViewController.m
index f36d987..9f5b2fa 100644
--- a/ios/Classes/FinAppletExt/Common/Util/Map/FATMapViewController.m
+++ b/ios/Classes/FinAppletExt/Common/Util/Map/FATMapViewController.m
@@ -199,6 +199,15 @@ static NSString *kUserAnnotationId = @"FATUserAnnotationViewId";
     CLLocationCoordinate2D centerCoord = {[self judgeLatition:[self.latitude doubleValue]], [self judgeLongitude:[self.longitude doubleValue]]};
     MKCoordinateRegion region = MKCoordinateRegionMake(centerCoord, MKCoordinateSpanMake(LongitudeDelta, LongitudeDelta));
 
+    CLLocationCoordinate2D center = region.center;
+    MKCoordinateSpan span = region.span;
+    if (center.latitude < -90 || center.latitude > 90 ||
+        center.longitude < -180 || center.longitude > 180) {
+        return ;
+    }
+    if (span.latitudeDelta <= 0 || span.longitudeDelta <= 0) {
+        return ;
+    }
     [self.mapView setRegion:region animated:YES];
 }