Version 3.3.4-1 of deepin-notifications is marked for autoremoval from testing on Mon 23 Sep 2019. It depends (transitively) on dde-qt-dbus-factory, affected by #925667. You should try to prevent the removal by fixing these RC bugs.
Last update: 2019-09-15
Standards version of the package is outdated.
The package should be updated to follow the last version of Debian Policy
(Standards-Version 4.4.0 instead of