Chart correction N47/23 — chart 93725

93725   7Ed.  07/22/17  LAST  NM  N26/23  N47/23 Delete Buoy "A"   22°10′03.5″N  113°34′42.0″E Add Buoy "S3" Y, can, Fl Y [Q130.6]   22°11′36.6″N  113°32′00.6″E Buoy "S4" Y, can, Fl Y [Q130.6]   22°11′37.2″N  113°31′58.8″E (28(989, 990)23 Tianjin)

Source: NGA U.S. Notice to Mariners · edition: 7Ed. 07/22/17

Reference information — always verify against official Notices to Mariners before navigation.