Home HSK Vocabulary HSK 7–9 红灯 红灯 hóng dēng HSK 7–9 · C2 Meanings red light Quick facts Traditional紅燈 HSK LevelHSK 7–9 CEFRC2 ← Back to HSK 7–9 Overview Practice 红灯 with flashcards MandoBridge uses spaced repetition to help you remember HSK 7–9 vocabulary — free on iOS and Android. ← All HSK 7–9 vocabulary