This image shows the 3-series commemorative banknote issued in Thailand in 2007 commemorating the 80th anniversary of King Rama IX (King Bhumibol). There are three sets for sale, with the details as follows: This banknote uses MoneyDesign's state-of-the-art vacuum sealing process to achieve permanent preservation, effectively isolating the impact of weather changes on the quality of the banknote, making it extremely convenient for both collection and viewing. The protective case is made of the most advanced and safe PET material, which does not contain acidic ingredients, and this material is also widely used in the field of food packaging, so you can rest assured of safety. What's more, even if the banknote is removed from the protective case, it will never cause the slightest damage to the banknote. In Hong Kong, such a protective set costs only HK$98. Whether it is a gift to a friend or a collection for yourself, it is a very thoughtful choice.