Wow Bao is a fast-casual Asian restaurant concept that started in 2003 in Chicago and is known for its signature steamed bao. It is now the leading bao brand in the United States, with an extensive consumer packaged goods (CPG) line. In 2023 alone, its products expanded from being available in 300 grocery stores to more than 6,000 nationwide. Wow Bao can be ordered nationwide through over 700 delivery-only ghost kitchens, in 7 airports, from hot-food vending machines, and at multiple college campuses.