Hai Pai Rumors & Newly Opened Restaurants Open Located in Frogner in Oslo, Hai Pai was a no reservations, Shanghai-style cocktail bar & lounge from the guys behind Torggata Botaniske. Hai Pai closed in 2022. Hai Pai Opening: August 12, 2021 Category: Bar Address & Contact Information Frognerveien 5, Oslo, Norway Website Facebook Instagram Go to Rumors Main Page