Group 1 - The "Palace Museum 100th Anniversary: Chinese Gifts" dual collection set was officially launched by Beijing Municipal Transportation Card Payment Co., Ltd. on December 30 [3] - The set includes a commemorative stamp set and a themed transportation card album, designed based on ten classic floral elements from the Palace Museum's collection, symbolizing harmony and beauty [3] - The commemorative stamps were first released overseas at the United Nations headquarters, marking the first time a special edition stamp has been issued for a single museum, with a global limited release of 16,800 copies [4] Group 2 - The ten transportation cards in the collection feature designs that correspond with the selected stamp patterns, utilizing various techniques such as 3D effects and silver stamping [4] - The pricing for the dual collection set is flexible, with the combined set priced at 998 yuan, the stamp deluxe version at 598 yuan, and the transportation card album at 498 yuan, catering to different collector needs [4] - Consumers can conveniently purchase the collection through online platforms such as Tmall and Xiaohongshu [4]