Bilibili Inc. is a China-based company principally engaged in the Internet and other related businesses. The Company operates its business through four segments. The Mobile Game Service segment is primarily operating the exclusively distributed mobile games and jointly operated mobile games developed by third-party game developers. The Advertising segment is mainly engaged in display advertising arrangements business. The Live broadcasting and Value-added services (VAS) segment mainly operates and maintains live broadcasting channels and sell virtual items to users. The Other segment is mainly engaged in the sales of products through its e-commerce platform, as well as holding offline performance activities. The Company mainly operates its business in the domestic market.