Royal Duty Free Shop in Bangkok, Thailand. The world-famous brand boutique area of Wangquan Duty Free Shop includes Chanel, Dior, Hermes, Bulgari, Fendi, Gucci and Emporio. Armani, Dunhill, Burberry, Coach, Swarovski, Hugo Boss and other international high-end brands. Duty-free shops refer to shops that have been approved by the General Administration of Customs, set up sales places and supervised warehouses for storing duty-free goods in places approved by People's Republic of China (PRC) and the State Council or their authorized departments, and sell and supply duty-free goods to specific targets.