WANG Li-ning， Guangxi Province well-known TCM Professor，does well in prescribing drug pair in clinic， which effect is very significant. The clinical cases of WANG using drug pairs was listed， such as Ephedra and Almond， Ephedra and Gypsum， Honeysuckle and Forsythia， Yuxingcao and Gualoupi， Atractylodes and Ophiopogon japonicus， Astragalus membranaceus and Atractylodes and Jineijin and Floating wheat， to show WANG’s academic characteristics of drug selecting.