- Traditional Chinese Character(HanT):
4420
- Simplified Chinese Character(HanS):
4420
- Bopomofo(Mandarin Phonetic Symbols): ㄙˋ ㄙˋ ㄦˋ ㄌㄧㄥˊ (ㄙㄙㄦㄌ)
- Bopomofo(Zhuyin Keyboard Input/IME): n4n4-4xu/6
- 「4420」的漢語拼音: Si4 Si4 Er4 Ling2
- (ASCII) Hanyu Pinyin: "sisierling" "Si4Si4Er4Ling2" "Si4 Si4 Er4 Ling2" (SSEL)
- (Latin) Hànyǔ Pīnyīn: SìSìèrLíng [ Sì Sì èr Líng ]
- (英文翻譯) English Translation: "4420"
- (西語翻譯) Traducción Español: "4420"
- (日文翻譯) 日本語翻訳: "4420"