Home / HSK Vocabulary / HSK 6 / 小于 小于 xiǎo yú HSK 6 · C1+ Meanings less than, < Quick facts Traditional小於 HSK LevelHSK 6 CEFRC1+ ← Back to HSK 6 word list Practice 小于 with flashcards MandoBridge uses spaced repetition to help you remember HSK 6 vocabulary — free on iOS and Android.