Merge branch 'dev-tzy' into NewFilePath

wxr

2021-01-28 48c07e0a371f67b97abc7c2e61d7f23d060324fc

 HDL_ON/UI/UI1-Login/RegisterPageBLL.cs

@@ -610,6 +610,7 @@
                    Application.RunOnMainThread(() =>
                    {
                        waitPage.Hide();
                        waitPage.RemoveFromParent();
                    });
                }
            });