Japan's Rohto and Mitsui to buy Chinese-medicine chain for $590m

OSAKA -- Rohto Pharmaceutical and trading house Mitsui & Co. will acquire traditional Chinese medicine company Eu Yan Sang International for about 800 million Singapore dollars ($594 million), the Japanese companies said Thursday.

Singapore-based Eu Yan Sang is the largest traditional Chinese medicine chain in Southeast Asia and a well-known name in Hong Kong. It operates over 170 stores and 30 Chinese herbal medicine clinics, mostly in Malaysia, Hong Kong and Singapore.