In this paper, by using the unit root test of the panel data, the threshold model and the use of bootstrap simulation to calculate the critical value of the three methods combined in the expansion of existing econometric test methods at the same time, the application of non-linear two-zone-TAR model test Asia is representative Of the eight countries per capita real GDP panel data of the actual convergence characteristics, and then test the different regions of Asia's economic growth path convergence and regional economic differences between the situation.