EU Trademark Classification EU01 Chemicals 用于镀镍工艺的化学品（2255） Class 01 Chemicals for use in nickel plating processes 2255 用于镀镍工艺的化学品 Chinese 用于镀镍工艺的化学品 English Chemicals for use in nickel plating processes Site ref. 2255 Class 01 Included in Harmonised Database (HDB)