Change in board lot size

(A joint stock company incorporated in the People’s Republic of China with limited liability) (Stock Code: 2652) CHANGE IN BOARD LOT SIZE The board (the “Board”) of directors (the “Directors”) of CF PharmTech, Inc. (the “Company”) announces that the board lot size of its H Shares (the “H Shares”) for trading on The Stock Exchange of Hong Kong Limited (the “Stock Exchange”) will be changed from 500