Obtained a New Drug Certificate for qinghaosu, issued by the Ministry of Health of China.

获得了由中国卫生部颁发的青蒿素新药证书。

Managed to extract qinghaosu from a Chinese herb, which is very effective in fighting malaria.

成功从一种中草药中提取青蒿素，这对抗疟疾非常有效。