YINCHUAN, April 21 (Xinhua) -- Shi Baoyin, a traditional Chinese medicine (TCM) doctor in Benin, can barely contain his delight when his local patients give him a thumbs-up after their recovery. Shi, from northwest China's Ningxia Hui Autonomous Region, is a member of the 26th Chinese medical team sent to the West African country, serving in the regional hospital of Natitingou in Atakora. Over the past fe
