It depends on my personal opinion. After all, this profession still belongs to the business of youth rice in Asia.

Advantages: personal dreams. You will have rich experiences abroad, and your vision and world view will become very broad. Foreign language proficiency, service etiquette and personal temperament should be the killer of job-hopping.

Disadvantages: working at high altitude for a long time will have many unhealthy factors, such as stomach disease, otitis media, varicose veins and so on. There is also long-term radiation.