开通 Traditional 開通 kāi tōng 🔊 to open (a new road or railway line) HSK 5 + Review this word Meanings kāi tōng 開通 to open (a new road or railway line); to set up (a hotline); to launch (a service); to subscribe to (a members-only service) kāi tong 開通 open-minded Its characters 开kāito open; to turn on; to driveHSK 1通tōngto go throughHSK 4