They carefully started out with attracting the kids and then the adults in having chocolate instead of Mithai in occasions of happiness. Cadbury is reviving its old memories and its core positioning of "Enjoying the moments". The new advertisements are very attractive and reminds the adults who had forgotten about the original brand promise and will be attracted towards the brand again.
The new ads are shown below:
I believe their sales will really shoot upward after these advertisements. All in all very good work done by its agency and we should learn from how Dairy Milk evolved as a Brand in India since its arrival.