Ajisen (China) Holdings Limited, an investment holding company, operates a chain of fast casual restaurants in the People's Republic of China and Hong Kong Special Administrative Region. It operates through Operation of Restaurants; Manufacture and Sales of Noodles and Related Products; and Investment Holding segments. The company's restaurants primarily offer Japanese ramen and Japanese-style dishes under the Ajisen brand. As of December 31, 2021, it had a retail network of 737 restaurants. The company also invests in property interests; and invests in financial instruments. In addition, it trades in noodles; and offers management services, as well as operates food processing center. The company was founded in 1996 and is headquartered in Yau Tong, Hong Kong.