Wei Wenbin, 51, ophthalmologist at Beijing Tongren Hospital."My happiness is that I'm doing the job I like, and that there happen to be so many people in the world who need me." (Photo by Feng Yongbin/China Daily)
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Wei Wenbin, 51, ophthalmologist at Beijing Tongren Hospital."My happiness is that I'm doing the job I like, and that there happen to be so many people in the world who need me." (Photo by Feng Yongbin/China Daily)
