Group of International Table Tennis Umpires, including Kiron Choudhury from Ireland, taking part in Luxembourg Open recently.

A large number of Blue Badge(BB) umpires were in attendance.

BB is the highest status of International Table Tennis Umpiring.
Some of these Blue Badge umpires are their for:

(a) Evaluation to retain their BB status,

(b) Candidates requiring more Evaluation(s), and

(c) White Badge umpires gaining valuable experience at international tournament.

All umpires ware the same type of lapel pin irrespective of their umpiring status.