The demand for female bodyguards in China is increasing, but training to be one is certainly no easy feat.
These images from klyker.com show the gruelling process of the bodyguard training course - including crawling under barbed wire and enduring a person's weight on their stomach.
According to xinhuanet.com, one-third of China's millionaires are women, and prefer female bodyguards as they are able to follow them closely without raising suspicion.
During the three-week certification course, female bodyguards in training are not allowed to sleep or eat on certain days and go through rigorous activities to strengthen their endurance.
Upon completion, the job is tough.
They work all hours of the day guarding clients -- with no breaks or holidays, and definitely no personal relationships.
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