C1737 Where's the Backbone?

"Even if you won't let me in, there's no need for you to use such a method. I can leave, but I'm sending the certificate to you. I'll have to trouble you to pick it up and hand it over to me!"

Qin Feng had not only expected the lowest grade of documents, but he also expected the other party to deliberately make things difficult for him, or even humiliate him