-- Beijing Wantai Biological Pharmacy Enterprise (SHA:603392) posted first-quarter attributable net loss of 43 million yuan, compared with 53 million yuan the previous year.
Loss per share narrowed to 0.03 yuan from 0.04 yuan, according to a Tuesday filing with the Shanghai bourse.
Revenue rose 31% year over year to 523 million yuan from 401 million yuan.
Shares of the drug manufacturer were down 3% in recent trade.