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
GRAND CHINA 1
MMSI 477995918 · Call sign VRS5231
Not yet on Master's MateType
Cargo
Flag
HKGLength
12 m
Beam
12 m
Call sign
VRS5231
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
38
A Hong Kong merchant vessel, GRAND CHINA 1 measures 12 metres. Her registration reads MMSI 477995918, call sign VRS5231. There's a place for GRAND CHINA 1 on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for commercial operators
Eyes on GRAND CHINA 1, 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 4, 2026
Position
22.3085° N, 114.1570° E
Transiting the South 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 GRAND CHINA 1 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 GRAND CHINA 1 and switch it all on
Free to join · nothing to install to start · cancel anytime
About GRAND CHINA 1
What kind of vessel is GRAND CHINA 1?
GRAND CHINA 1 is a Cargo flagged to Hong Kong S.A.R..
Where was GRAND CHINA 1 last seen?
GRAND CHINA 1 was last reported in the South China Sea in Jun 2026 on public AIS.
What is GRAND CHINA 1's MMSI?
GRAND CHINA 1's MMSI is 477995918. Call sign VRS5231.
How big is GRAND CHINA 1?
GRAND CHINA 1 is about 12 m long, 12 m on the beam.
Is GRAND CHINA 1 on the Master's Mate Safety Initiative Network?
Not yet. If GRAND CHINA 1 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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