Bison Finance Group Limited, formerly RoadShow Holdings Limited, is a Hong Kong-based investment holding company principally engaged in the provision of media sales and media design services and advertisements production services. It provides media and advertisement services through multimedia onboard, transit vehicle exteriors and interiors, online portals, mobile applications, shelters and outdoor signage. It also provides integrated marketing services covering these advertizing platforms. The Company operates through two segments. Hong Kong segment is engaged in the provision of sales, design and management services of media and the production of advertisements. Mainland China segment is engaged in the provision of media sales services and the production of advertisements.