勿慌勿扰勿动勿慌勿扰勿乱
[wù huāng wù răo wù dòng wù huāng wù răo wù luàn]
Simplifying it means 'Do Not Panic, Do Not Disturb, Do Not Act Impetuously, Keep Calm', which is a repetition used for emphasis. It shows calmness in dealing with problems, a composed state or maybe a personal motto or advice to oneself or others about handling situations smoothly.