Chart correction 4509 — chart 1721

Chart 1721 [ previous update 5660/25 ] CGCS 2000 DATUM Insert circular limit of danger line, radius 500m, dotted line, centred on: (a) 27° 46´·54N., 121° 03´·69E. legend, Obstn (2025) Rep , close W of: (a) above 30 CHINA - East Coast - Buoyage. Source: Chinese Notice 38/1127/25

Source: UKHO Admiralty Notices to Mariners

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