Zhè / tào / yóu / piào / cǎi / yòng / āo / bǎn / yìn / shuā / tú / àn / céng / cì / hěn / fēng / fù

这套邮票采用凹版印刷，图案层次很丰富。

This set of stamps uses intaglio printing, giving the designs rich detail.