Workers pick herbs for TCM products at Jingquan Traditional Chinese Medicine Planting Base in Hejin county, Shanxi province, May 31. With investment of 100 million yuan, the TCM planting base covers an area of over 333 hectares and has so far been used to grow herbs such as baizhu (Atractylodes macrocephala), Chinese yam and danshen (Salvia miltiorrhiza). [Photo/Shanxi Daily]