Some people think "Queen's Day" sounds nicer than "Women's Day", and others think it is just a sales trick.
Tips
usage
One of the names shops use for 妇女节 (Women's Day), next to the more common 女神节 'Goddess Day'. 女王 'queen' flatters the customer as a woman in charge of her own life and wallet.
mistakes
Not the same day as 女生节 (Girls' Day), a campus celebration for female students on March 7, the day before.