He double-checked the room number and his access card, confirming it was the right room again. He entered once more.,Two days later, Chen Zifei had successfully become a security guard for Huayuan Dashxia.,Liu Mingdong, an old employee from the Security Department, was in the same class as Chen Zifei. He kept stealing glances at the white-collar workers who came and went, proudly showing off to Chen Zifei.。