huíxíngzhēn

== Mandarin == === Romanization === huíxíngzhēn (Zhuyin ㄏㄨㄟˊ ㄒㄧㄥˊ ㄓㄣ) Hanyu Pinyin reading of 迴形針 / 回形针 Hanyu Pinyin reading of 回形針 / 回形针