EU Trademark Classification EU35 Advertising and business 商业研究和顾问服务（56624） Class 35 商业研究和顾问服务 56624 Chinese 商业研究和顾问服务 English Business research and advisory services Site ref. 56624 Class 35 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)