| 郑码 | Zhèng mǎ | Zheng coding / original Chinese character coding based on component shapes, created by Zheng Yili 鄭易里|郑易里[Zheng4 Yi4 li3], underlying most stroke-based Chinese input methods / also called common coding 字根通用碼|字根通用码[zi4 gen1 tong1 yong4 ma3] |
| 字根通用码 | zì gēn tōng yòng mǎ | common coding for components of Chinese character / same as Zheng coding 鄭碼|郑码[Zheng4 ma3] |