Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Cargo
DONG CHENG SHAN
MMSI 413349110 · Call sign BOZV3
Not yet on Master's MateType
Cargo
Flag
CHNLength
167 m
Beam
23 m
Draft
5.2 m
Call sign
BOZV3
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
DONG CHENG SHAN, a merchant vessel flying the Chinese flag, measures 167 metres on deck. She carries a 23 m beam and a 5.2 m draft. On AIS she appears as MMSI 413349110, call sign BOZV3. Claim DONG CHENG SHAN free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for commercial operators
Eyes on DONG CHENG SHAN, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 2, 2026
Position
27.2587° N, 121.5250° E
Transiting the East China Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put DONG CHENG SHAN on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim DONG CHENG SHAN and switch it all on
Free to join · nothing to install to start · cancel anytime
About DONG CHENG SHAN
What kind of vessel is DONG CHENG SHAN?
DONG CHENG SHAN is a Cargo flagged to China.
Where was DONG CHENG SHAN last seen?
DONG CHENG SHAN was last reported in the East China Sea in Jun 2026 on public AIS.
What is DONG CHENG SHAN's MMSI?
DONG CHENG SHAN's MMSI is 413349110. Call sign BOZV3.
How big is DONG CHENG SHAN?
DONG CHENG SHAN is about 167 m long, 23 m on the beam, drawing 5.2 m.
Is DONG CHENG SHAN on the Master's Mate Safety Initiative Network?
Not yet. If DONG CHENG SHAN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.