The ladies who do the job are not nurses or health professionals but a profession that is recognized in the People's Republic of China.
In the U.S. for example provide pornographic magazines to help men in the service, are more advanced in China.
Ladies receive a salary of about € 1,200 and is a risky profession 4, due to the likelihood of injury by repetitive movements. (BB-related)
Certainly creating this new job, the unemployment rate would decrease and the rate of the donor sperm banks would increase.
All in all, a good step for prosperity and creating many new Tibur Bombesque jobs for any society.