C356 Quibbling

"Dizzy, this is the very useful method that you mentioned." Soong Jia said.

"That's right. Don't worry, I promise I'll be of use." Yang Tao said.

"Alright, but this lock is a password. It can't be opened either." Soong Jia said.

"That's fine. Don't you know that apart from my medical skills, I'm also an expert at unlocking locks? To me, these locks are like toys for children." Yang Tao said