【正】 -<sup>11</sup>C and <sup>17</sup>F secondary beams have been successfully tuned on the CIAE sec-ondary radioactive beam line at the HI-13 tandem accelerator.The setting parametersof the secondary beam line and the beam quality for <sup>11</sup>C and <sup>17</sup>F are given.A <sup>11</sup>C beamis produced with intensity 1.2×10<sup>5</sup> particles/s and energy 41±1.0 MeV.