Asia – Baltic via the Danish straits
The Baltic is reached only through the Danish straits, where deep-draught ships are advised to take pilots, and its northern ports set ice-class restrictions every winter.
Europe · sea freight from Lianyungang
Lianyungang to Norrkoping
Yellow Sea · Malacca Strait · Indian Ocean · Bab-el-Mandeb · Suez Canal · Strait of Gibraltar · English Channel · Danish Straits
Lithium batteries for Norrkoping go from northern Jiangsu through Lianyungang on the Yellow Sea. On the way they face a long Europe voyage extended through the Danish straits into the Baltic, and they arrive at the port of Norrkoping.
Sweden has required producer registration with Naturvårdsverket since January 2026. Below are 5 route-specific points to plan for, what we do about each, and the documents to have ready before booking.
What we need to start
Route profile
The Baltic is reached only through the Danish straits, where deep-draught ships are advised to take pilots, and its northern ports set ice-class restrictions every winter.
Naturvårdsverket registration under Ordinance 2025:813 since 1 January 2026, plus EU duties from CE marking to ADR on the road leg.


Where this route gets difficult
They run from the Lianyungang terminal through the voyage to Norrkoping and the Sweden import file.
Lianyungang MSA's Notice No. 1 of 2024 cut the materials for 'new three' cargo to four on the cargo side: the safe-carriage declaration, the inspector-signed packing certificate, the packaging inspection certificate where packaged, and a power of attorney. Fewer papers means each one carries more weight; the packing certificate still has to be signed by a certified inspector after supervised stuffing.
What Anxin does: We prepare the four cargo-side documents together and check that the packing certificate, the packaging certificate and the declaration describe the same UN numbers and quantities.
Cargo for Norrkoping has to pass the Danish straits. IMO recommends pilots on Route T for ships of 11 m draught or more, and the Danish Maritime Authority reports ships that ignore the recommendation to their flag state. Whether the box stays on one vessel or is transhipped onto a feeder at a North Sea port, each vessel has to accept the UN numbers.
What Anxin does: We ask the carrier to name any transhipment port and the feeder operator on the booking and confirm DG acceptance for that leg as well as the mainline.
Sweden's supplementary ordinance to the Battery Regulation (SFS 2025:813) has required battery producers to be registered with Naturvårdsverket since 1 January 2026. A producer responsibility organisation such as El-Kretsen can help with the filing, but the data remain the producer's responsibility.
What Anxin does: We ask the Swedish importer to confirm the registration is in place before booking, and pass on battery chemistry and weight data it may need for reporting.
Stationary battery energy storage systems placed on the EU market since 18 August 2024 must be safe in normal operation, with technical documentation showing tests against the Annex V parameters, including thermal shock, short-circuit protection, over-discharge and thermal propagation. ESS buyers in Sweden increasingly ask for that file before delivery.
What Anxin does: For ESS cabinets and racks bound for Sweden we ask the manufacturer to confirm that the Annex V test documentation exists before booking and note the answer in the shipment file.
Article 11 of the Battery Regulation says that from 18 February 2027 portable batteries inside appliances must be readily removable and replaceable by the end-user using commercially available tools, without heat or solvents, except under limited derogations. Appliances sold in Sweden after that date need a design that complies.
What Anxin does: When appliances with built-in batteries are booked for Sweden we point the importer to the February 2027 date so the manufacturer answers the design question before shipment; we do not assess compliance.

Documents & compliance
Anxin reviews documents supplied by the shipper, manufacturer and importer; it does not issue test reports, safety data sheets or import certificates.

Most delays on this route start with a document that exists but does not match: a UN number, a model name or a package count that differs between the Lianyungang filings, the carrier booking and the Sweden import file. We check the three against each other before the booking is confirmed.
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 |
|---|---|---|---|
| One of the four documents inconsistent with the others | Lianyungang MSA filing | Cross-check before submission | Anxin with the declarant |
| Feeder operator does not accept the UN numbers | North Sea hub | DG acceptance for the feeder leg confirmed | Anxin with the carrier |
| Producer not yet registered with Naturvårdsverket | Importer in Sweden | Registration confirmed before booking | Importer |
| Storage system delivered without Annex V test file | Buyer in Sweden | Test documentation confirmed before booking | Manufacturer |
Questions
The importer's: name, registered trade name or trade mark and postal address with a contact point, on the battery or, if it is too small, on the packaging or accompanying document.
Yes, but in the restriction period only ships of the required ice class and deadweight receive icebreaker assistance. Finland's agency publishes the restrictions on baltice.org, with exemption requests due at least three working days before arrival.
Under its Notice No. 1 of 2024, the cargo side submits the DG safe-carriage declaration, the inspector-signed packing certificate, the packaging inspection certificate where the goods are packaged, and a power of attorney.
References
Next step
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We check carrier acceptance for Lianyungang → Norrkoping before any booking, and ask for missing battery documents first.
All destinations from Lianyungang · Sweden ports

Share the cargo facts; we review the route in writing.
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