According to Qichacha’s query: Beijing Youzhuju Network Technology Co., Ltd. is not a Douyin company, but a wholly-owned subsidiary of Douyin Group (Hong Kong) Co., Ltd. Its business scope includes technical services, technology development, technical consulting, software development, advertising design, advertising production, advertising release, auto parts retail, etc. At the same time, Beijing Youzhuju Network Technology Co., Ltd. has also applied for multiple trademarks, such as "Understanding Car Care" and "Understanding Car Coffee". Beijing Youzhuju Network Technology Co., Ltd. was established on August 23, 2017. Its registered address is 1001-09, Floor 10, Building 1, No. 13 Linyin North Street, Pinggu District, Beijing. Its legal representative is Xiao Jinmei. The business scope includes general projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; computer system services; software development; advertising design and agency; real estate brokerage; data processing services; office equipment rental services; advertising production ; Advertising release; retail of computer software, hardware and auxiliary equipment; sales of daily necessities; sales of daily necessities; retail of auto parts; retail of daily household appliances; sales of daily sundries; retail of clothing and apparel; sales of daily chemical products; sales of knitted textiles and raw materials ; Sales of knitted textiles; retail of shoes and hats; sales of refrigeration and air-conditioning equipment; sales of luggage; sales of lubricants; sales of toys; sales of electronic products; import and export of goods.