—— 请按键盘 空白键 开始游戏 ——

Safety is not just a priority, it's a core value. Every employee should go home safely every day.
The man in the planning room, whose specialty under scientific management is planning ahead, invariably finds that the work can be done better and more economically by a subdivision of the labor.
改变是不可避免的,但成长是可选的。