The Miku Expo 2019 official site has finished updating with info for official goods, exhibition and workshop activities, and the Digital Stars live DJ event!
The list of official includes T-shirts, a Happi Coat, wall scrolls, wristbands, glowsticks, hats, powerbanks, mugs and more! The current list is included in the screenshots above, but may be updated later on the official site: https://mikuexpo.com/twhk2019/goods.html
The list of DJs for this event includes:
An exhibition of goods and workshop activities will be set up at the KITEC – EMAX venue, and will have free entrance to anyone wanting to join in and check it out! It will be open July 25th~26th from 11:00 AM~8:00 PM, and July 27th from 10:00 AM~11:00 PM.
Miku Expo 2019 in TW & HK Official Site: https://mikuexpo.com/twhk2019/