The Macau 2026 Stamp Exhibition Crypto Stamp is part of an exclusive series comprising six commemorative stamp sheets and one crypto stamp. Inspired by the iconic roulette game for which Macau is renowned, this special crypto stamp has been produced and offered by Royal Joh. Enschedé. During the exhibition, visitors will have the unique opportunity to win the crypto stamp by participating in a roulette game, adding an engaging and playful element to this innovative philatelic experience.