Jessica and f(x)'s Krystal said hello from Hong Kong for fashion brand Sandro.

Fans always love seeing the Jung sisters together, and they were as lovely as usual in a recent Instagram video posted by 'Harpers Bazaar' Hong Kong. Jessica and Krystal give a short greeting to fans, letting them know that they were at the recent opening for Sandro Hong Kong on September 7.

Don't they look lovely?!

https://www.instagram.com/p/BKGM3UjB1Sy/