The problems encountered in dating Peking Man by fission track method include: 1) what solids can be used to date Peking Man; 2) how can the mineral annealing degree made by peking Man be ascertained; 3) how can selfand external-detector methods be applied correctly in the dating procedure; and 4) how can the reliability of the age measured be assessed through statistical analyses. The solutions to these problems and dating of the Peking Man-0. 462Myr -- are discussed. -- AATA