Let (M,p) be a germ of a $C^{infty}$ CR manifold of CR dimension n and CR codimension d. Suppose (M,p) admits a $C^{infty}$ contraction at p. In this paper, we show that (M,p) is CR equivalent to a generic submanifold in $mathbb{C}^{n+d}$ defined by a vector valued weighted homogeneous polynomial.