Comments on “Comments on ‘Asymptotic Backstepping Stabilization of an Underactuated Surface Vessel’”

In this letter, we indicate some fallacies of the main results in the comment paper. Some inconsistencies and incompleteness concerning on the expressions of control laws, the constraints of initial states, and the selections of control parameters are pointed out and corrected. New control laws are proposed to avoid the fallacies in this paper.