2019 nottoobig Mega Baby Expo was held from 31 October to 3 November 2019 at Kowloon Bay International Trade and Exhibition Centre. nottoobig invited LEGO® to collaborate and build the first LEGO® DUPLO® Train- Themed Baby Expo in Hong Kong. 100 booths consisted of Mothercare (the largest booth in the Expo) and numerous of famous and global brands in Baby and Children industry providing innovation products.