Xu Collection, Upper Volume Radical: Metal (jīn) Zheng Kangxi strokes: 20 Page 1321, Entry 08 Guangyun (Comprehensive Rhymes): Pronounced zheng. Jiyun (Collected Rhymes): Pronounced zheng. Sounds like zheng. Zheng qiang, the sound of jade. Also, Jiyun (Collected Rhymes): Pronounced cheng. The sound of metal.