On Sunday, Princess Astrid started a week-long economic mission to Brazil with a Belgian delegation.

The visit started in Sao Paulo where Princess Astrid visited Solvay Group's new facility in Paulinia, which is developing an innovative biological solvent for export markets.

In the evening, Princess Astrid attended an information session for the Belgian delegation to mark the start of the visit followed by a welcome networking drink.

Princess Astrid first wore a Marie Méro outfit with her Chanel flats and her Chanel bag. She also wore a Chanel necklace, Chanel bangles, and Ray-Ban sunglasses.

In the evening, Princess Astrid wore a purple jacket with a Dries Van Noten shirt and a Dries Van Noten skirt. She paired the outfit with silver pumps and a Dries Van Noten clutch.