EU Trademark Classification EU35 Advertising and business 忠诚度计划服务（57142） Class 35 Loyalty scheme services 57142 忠诚度计划服务 Chinese 忠诚度计划服务 English Loyalty scheme services Site ref. 57142 Class 35 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)