The Mercedes-Benz Arena, formerly known as the Shanghai World Expo Cultural Center, is an indoor arena located on the former grounds of Expo 2010 in Pudong, Shanghai, China. It is owned and operated by the AEG-OPG joint venture. The facility seats 18,000 people and includes a smaller venue, The Mixing Room & Muse, which is a more intimate live-music venue. The arena hosted the opening ceremony for the Expo 2010, during which it was known as the Expo Cultural Center.