Chapter 679 R&D room in the dying

office. After finishing the last R&D, I don't have much time to finish the day's journey. It's not long before I leave work. The man should have gone back! It's impossible to come here almost everyday without anything to do and become a careless profession?

After a hard day, I plan to call home early. However, when the door of the office is opened. He saw Ji Liangchuan lying in his chair and immediately covered his mouth. I was surprised. God, why is he still here? It's changing today. Indeed. Just listen, the window has been quietly and continuously cracking, a little scary....