Abstract: Objective TLC to establish the method for identification of the Tongye of oleanolic acid and ursolic acid. Methods The sample points on silica gel G board with 1% iodine - dichloromethane solution on the spot by in situ pretreatment, Cyclohexane-acetone ethyl-acetate- formic acid (9:2:1:0.2) as developing agent.. Result The Tongye of oleanolic acid and ursolic acid in separation and detection can achieve effective knowledge. Conclusion The TLC method is simple, reliable, the Tong leaf identification more objectivity and specificity.