Tianjin (Xingang)
North China's main container gateway, where Tianjin Customs lets DG containers be inspected at the factory and loaded on arrival within a booked port slot, and where the Bohai Bay freezes at its edges in mid-winter.
South & Southeast Asia · sea freight from Tianjin
Tianjin to Dumai
Bohai Sea · Bohai Strait · Yellow Sea · East China Sea · Taiwan Strait · South China Sea · Malacca Strait
From Tianjin to Dumai, cargo moves out of Tianjin's Xingang terminals, crosses a Southeast Asian sea passage with no canal on the way, and is discharged at the port of Dumai.
In Indonesia the carrier files the manifest before unloading and primary cells need SNI certification. The 5 points below are particular to this lane; each comes with what we do and the paperwork it touches.
What we need to start
Route profile
North China's main container gateway, where Tianjin Customs lets DG containers be inspected at the factory and loaded on arrival within a booked port slot, and where the Bohai Bay freezes at its edges in mid-winter.
No canal on this route, but two seasons to plan around: typhoons in summer and autumn and the north-east monsoon from November to March.


Where this route gets difficult
They run from the Tianjin terminal through the voyage to Dumai and the Indonesia import file.
Tianjin MSA itself said in July 2026 that, under the traditional review model, long document reviews often made firms miss the vessel's document cut-off, leaving cargo in port to be re-allocated to another ship. Its new fast-track green channel (appointment-based, more than 50% faster, with a fixed document list) is for new-energy-vehicle cargo; battery shipments should not assume they qualify.
What Anxin does: We submit the cargo report with the full document set (safe-carriage declaration, SDS, packing certificate, packaging certificate) days before the cut-off rather than on the day, and treat any MSA query as same-day work.
Under Tianjin Customs' 'supervised factory loading, direct loading on port arrival' model, officers supervise stuffing at the factory, the declaration is lodged early through the single window, and the box enters the port in a slot booked on the customs–port platform before going straight to the ship; inspections take place in closed yards at the Beijiang and Dongjiang terminals. The gain holds only if stuffing date, slot and declared data agree.
What Anxin does: We fix the stuffing date against the vessel's DG cut-off first, then book the entry slot, and check that the declaration, the packing certificate and the container number agree before the truck leaves, so the box is not diverted to an inspection yard for a data mismatch.
The Japan Meteorological Agency counts an average of 25.1 typhoons a year in the western North Pacific, most of them in August and September. On the run to Dumai a storm can shut the loading port in China or the discharge port for a day or more, and the dangerous goods filings then have to follow the box to its next vessel.
What Anxin does: In typhoon months we check the carrier's DG acceptance for the next two vessels as well, so a rolled container can be refiled quickly rather than rebooked from scratch.
Since 20 May 2025 primary batteries sold in Indonesia must be SNI-certified and marked (Permenperin 69/2024). A consignment for Dumai that mixes lithium-ion packs with primary cells needs the certificate for the latter.
What Anxin does: When a shipment includes primary cells, we ask the importer for the SNI certificate and check the marking on carton photos before loading.
Permendag 24/2025 treats batteries that are not new as controlled imports: the importer needs a business number with an API-P, an import approval and a surveyor's report, all through INSW. Refurbished or second-life packs for Dumai cannot simply be booked as general cargo.
What Anxin does: We ask whether the batteries are new at quotation, and for anything used we wait for the importer's approval before booking.

Documents & compliance
These documents come from the shipper, the manufacturer and the importer. Anxin checks them against each other; it does not issue test reports, safety data sheets or import certificates.

We line up UN numbers, model names and package counts across the Tianjin filings, the booking with the carrier and the documents for Indonesia before the booking is confirmed, so that a mismatch is fixed at origin rather than discovered at Dumai.
Carriers we book with
Our booking panel; availability on this lane and acceptance of the declared UN numbers are confirmed for each booking. It does not mean that a listed carrier runs a direct service on this route. Carrier choice depends on the trade lane, cargo classification and each carrier's dangerous-goods acceptance at booking. The final carrier is confirmed on the booking.
Risk & mitigation
| Risk | Where | Mitigation | Who acts |
|---|---|---|---|
| Document review runs past the vessel cut-off; cargo re-allocated to a later ship | Tianjin MSA review | Complete document set filed days before cut-off | Anxin with the declarant |
| Box sent to the terminal inspection yard because declared data do not match | Beijiang / Dongjiang terminals | Declaration, packing certificate and container number cross-checked before trucking | Anxin |
| Typhoon closes a port; the box moves to a later vessel | Southeast Asian ports, Jul-Oct | Back-up vessel with DG acceptance; prompt refiling | Anxin with the carrier |
Questions
Only with an import approval, an API-P business number and a surveyor's report through INSW.
It waits or moves to the next vessel. The dangerous goods declaration has to be refiled for that vessel, which is why we check DG acceptance for a back-up sailing in typhoon months.
Tianjin Customs offers a 'supervised factory loading, direct loading on port arrival' model: stuffing is supervised at the factory, the box enters the port in a booked slot and is loaded directly. Whether a given shipment can use it depends on the customs arrangement for the exporter and the port slot; we check both when you book.
References
Next step
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We check carrier acceptance for Tianjin → Dumai before any booking, and ask for missing battery documents first.
All destinations from Tianjin · Indonesia ports

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