Bui Bich Phuong was crowned Miss Vietnam 1988 and has been a pageant judge for longer than anyone else so far.
She judged the Miss Vietnam pageant in 2008 and 2012.
After 30 years, she maintains her youthful beauty.
Miss Vietnam 1990 Nguyen Dieu Hoa
She was a jury member for Miss Vietnam in 2006 and 2010.
Dieu Hoa is happy with her family.
Miss Vietnam 2012 Dang Thu Thao (L) and historian Duong Trung Quoc (R) were jury members for Miss Vietnam 2016.
Thu Thao is considered a strong and strict judge, she and other jury members chose Do My Linh to be crowned Miss Vietnam 2016.
 
Trinh Kim Chi, runner-up of Miss Vietnam 1994 is a talented actress.
Trinh Kim Chi and Thu Thao judge Miss Vietnam 2016.
Miss Vietnam 2010 is a skilled fashion designer.
She judged Miss Vietnam 2014.