C173 Asking for Help

The phone rang twice for convenience to pick up.

"Hello, who are you looking for?" A man's loud voice came from the phone.

"Is Chief Inspector Han here?" Because this matter was not a trivial matter, even though Zhang Tianfa could hear Han Sen's voice, he still spoke firmly.

"I am. Who are you?" The other party replied with a question.

Zhang Tianfa smiled and said, "Chief Inspector Han