C341 Each of Them Had Their Own Position!(2)

The door swung open, and Zhang Rongfeng walked in. Zhou Tongtong saw him and gradually relaxed. "Hey, Zhang!"

Zhang Rongfeng glanced at her and smiled. "Feeling tired?"

Zhou Tongtong gave a wry smile. "I feel like I can't keep up with the factory's growth. Even though I work overtime until ten every night and spend an extra hour or two reading management books, it still feels overwhelming