Punjab, April 30 -- Travellers and transit passengers at Singapore Changi Airport stand to enjoy guaranteed prizes, exclusive vouchers, and a daily grand prize of $200 Shilla vouchers without minimum spend - on top of duty-free prices across beauty and fragrance at The Shilla Duty Free.SINGAPORE, April 30, 2026 /PRNewswire/ - TheShilla Duty Free at Singapore Changi Airport invites all travellers to join in on its latest Shilla's Summer Catch & Win campaign - a 100% sure-win promotion offering guaranteed prizes, instant-use return vouchers of up to S$200, and exclusive offers for transit passengers. Running until 27 May 2026, it is the perfect opportunity to enjoy additional savings on top of duty-free prices across premium beauty and fragra...