Zhège fāng'àn hé wǒmen de xūqiú tiānzào-dìshè, zài héshì bùguò le.
This plan is perfectly suited to our needs - it couldn't be a better fit.
Tips
usage
天造地设 is most often used for romantic couples - describing them as so perfectly matched it seems heaven and earth conspired to create them for each other. It can also describe any perfect fit between two things.
