China United Lines Container & BL Tracking

CULU

China United Lines, based in Shanghai, operates container shipping services in Asian trade routes. The company provides efficient regional shipping connecting Chinese ports with Southeast Asia, Japan, and Korea.

Container Tracking

BL Tracking

Real-Time Updates

Track China United Lines Shipment

China United Lines tracking on Traqo

Live numbers from China United Lines shipments tracked through our platform.

490Containers tracked to date

299Bills of lading tracked to date

46Active container prefixes

CULUCarrier SCAC code

How China United Lines container numbers are structured

Every China United Lines container number follows the ISO 6346 standard — a 4-letter owner prefix, the equipment category letter "U", a 6-digit serial number and a final check digit, for a total of 11 characters.

Example format:CULU1234566

46 China United Lines prefixes are currently active on Traqo. Tap a prefix to see every container we've tracked under it: CULU (196)BEAU (27)CAIU (26)UETU (23)SEGU (22)TRHU (21)BMOU (20)TGCU (19)GAOU (11)SEKU (11)TLLU (10)CAAU (8)+34 more

China United Lines bills of lading

We've handled tracking lookups for 299 China United Lines bills of lading so far. To track yours, switch the search above to "BL" and paste in your number — we'll pull the linked containers, ports and timeline in one go.

Most China United Lines bills tracked on Traqo start with CULV followed by 10 more characters (297 of 299).

Browse all tracked BLs →

China United Lines data coverage

7 of 13 milestone kinds received from China United Lines shipments tracked on Traqo in the last 90 days.

Milestone	Last 90 days
Empty container picked up	Not confirmed
Gate in	Received
Loaded on vessel	Received
Vessel departed	Received
Vessel arrived	Received
Discharged at transshipment port	Not confirmed
Loaded at transshipment port	Not confirmed
Discharged from vessel	Received
Gate out	Received
Empty container returned	Received
Loaded on rail	Not confirmed
Unloaded from rail	Not confirmed
Customs	Not confirmed

Received: seen in at least 1% of the line's shipments, and at least 3. Not confirmed: some of this line's events are of kinds we do not classify yet, so we cannot say it is missing.

How to Track China United Lines Shipments

ContainerBL

CULU1234566

CULU

Enter Tracking Number

Input your container or BL number

...4567

Track

Click Track

Instantly search shipment details

CULU1234566In Transit

Shanghai

Los Angeles

ETAIn 16 days

View Results

Get real-time status and ETA

Capabilities

China United Lines Tracking Features

Comprehensive tools to monitor every aspect of your China United Lines shipments

Live Tracking

Updated 2m ago

OriginShanghai, CN

DestinationLos Angeles, US

65%Journey

18.5 knSpeed

Jan 18ETA

Core Feature

Real-Time Location Tracking

See exactly where your China United Lines container is at any moment. Our interactive map displays live vessel positions, port calls, and route progress. Get instant visibility into your cargo's journey from origin to destination with automatic updates throughout the day.

Interactive map with live vessel positions
Port-to-port progress tracking
Automatic status updates

Jan 5Departed Shanghai

Jan 8In Transit

Jan 12Approaching Port

Jan 14ETA Los Angeles

Visibility

Complete Shipment Timeline

Track every milestone in your shipment's journey with our detailed event timeline. From container pickup to final delivery, see all status updates, port activities, and estimated arrival times in one clear chronological view.

Chronological event history
Port and terminal updates
Accurate ETA predictions

Container LoadedCULU1234566 loaded on vessel

Arrived at PortVessel docked at destination

ETA UpdatedNew arrival: in 16 days

Notifications

Smart Shipment Alerts

Never miss an important update. Receive instant notifications when your container status changes, arrives at a port, or has an updated ETA. Stay informed without constantly checking - our alert system keeps you in the loop automatically.

Instant status change notifications
ETA update alerts
Port arrival notifications

Why Choose Us

Why Track China United Lines with Traqo Ocean?

The smarter way to monitor your China United Lines shipments

450,000+Containers Tracked

170+Shipping Lines

1,000+Trusted Clients

Accurate & Reliable

Precise tracking data directly from China United Lines's network

Global Coverage

Track across all major shipping routes worldwide

24/7 Availability

Track your shipments anytime, anywhere

Secure & Private

Your tracking data is handled securely

Have Questions?

China United Lines Tracking FAQ

Common questions about tracking China United Lines shipments

How do I track China United Lines containers?

Type the container number into the search box above: four letters and seven digits, such as CULU1234566. The letters are the box owner's code, not the line's, so they vary: of the 490 China United Lines containers tracked on Traqo, most start with CULU (40%) or UETU (5%), and leased boxes starting with BEAU (6%) or CAIU (5%). Our system detects the carrier from the number and retrieves the latest tracking information.

What container prefixes does China United Lines use?

China United Lines's SCAC code is "CULU". On Traqo we have seen 46 distinct ISO 6346 container prefixes from this carrier: CULU, BEAU, CAIU, UETU, SEGU, TRHU, BMOU, TGCU, and 38 more. The most active prefix is CULU with 196 tracked containers.

Can I track using a Bill of Lading?

Yes! Switch to "BL" mode in the search box, enter your Bill of Lading number, and our system will retrieve all associated container and shipment details. This is useful when you have multiple containers under one BL.

Is China United Lines tracking free?

Yes. You get 3 free container/BL lookups a day without an account, and a free plan that tracks 4 shipments, API included, no card needed.

How accurate is the tracking data?

We provide highly accurate data by connecting directly with China United Lines's systems and terminal operators. Our data is updated regularly throughout the day with near real-time container movements and port activities.

How much China United Lines data does Traqo have?

We have tracked 490 unique China United Lines containers and 299 bills of lading on Traqo. Each tracking lookup retrieves current location, vessel information, ports, ETA and a complete event timeline directly from China United Lines's systems.

Latest from Our Blog

Browse Data

China United Lines Tracked Shipments

Explore tracked containers and bills of lading

Bills of Lading

299 tracked BL numbers

View All

Container Prefixes

Select a prefix to view all tracked containers

CULU BEAU CAIU UETU SEGU TRHU BMOU TGCU GAOU SEKU TLLU CAAU CICU CIMU FFAU HPCU GCXU GULU BSIU GXYU TGBU TCNU TEMU BURU NLLU TCLU CXDU DFSU BXAU CJXU CRSU CSKU FSCU GLDU MXCU TCKU TDRU TDTU TGHU TXGU VOLU VSTU WBPU XHCU XYLU ZGLU

Track China United Lines by API

One request to the container tracking API returns a China United Lines container's status, route, ETA and events as JSON. Pass the SCAC CULU as sealine, or leave it out and the line is worked out from the number.

Request

curl "https://traqocontainer.com/api/v1/container/CULU1234566?sealine=CULU" \
  -H "Authorization: Bearer YOUR_API_KEY"

Response, trimmed

{
  "success": true,
  "data": {
    "reference_number": "CULU1234566",
    "sealine": "CULU",
    "sealine_name": "China United Lines",
    "status": "…",
    "origin": "…",
    "destination": "…",
    "eta": "…"
    …
  }
}

API reference Plans and common questions