This Hong Kong 20 Dollar banknote has enhanced security features. It has fluorescent designs with machine-readable bar codes, novel serial numbers, and a green-to-magenta windowed security thread with demetalized HK20 and a large HK made up of small letters. The obverse side of the note features the HSBC headquarters building, the bank logo as the registration device, a lion statue, a lions head, and a numeric 20 in SPARK. The reverse side features children with lanterns celebrating the Mid-Autumn Festival and the HSBC logo. A watermark image of a Bauhinia flower and electrotype 20 on pixelized design is also made visible under a UV light. The note measures 143 x 71.5 mm.