Koi is proud to serve Dim Sum brunch in Northshore Community every Saturdays and Sundays from 11:30am-3pm. Purchase this ticket, and you will receive one free dim sum item up to $8. one per table, not valide with any other offers and promotions. reservation is required by calling (847) 866-6969 and mention this voucher. please also present this voucher bar code to server. offer expire 3/31/2018.