Guangzhou (Nansha)
Pearl River Delta battery cargo through Nansha, where a September 2026 agreement lets Dongguan-inspected containers load without a second MSA check, and where typhoon season runs June to October.
Europe · sea freight from Guangzhou
Guangzhou to Leixoes
South China Sea · Malacca Strait · Indian Ocean · Bab-el-Mandeb · Suez Canal · Ionian Sea · Sicily Channel · Strait of Gibraltar
Lithium batteries for Leixoes go through Guangzhou's Nansha terminals, which since September 2026 accept Dongguan-inspected battery boxes without a second check. On the way they face a Bab el-Mandeb and Suez passage into the Mediterranean, and they arrive at the port of Leixoes.
On the Portuguese side, APA's SILiAmb register and the EU importer checks both apply. This page sets out 5 points specific to this route, how Anxin handles each one and which documents to prepare.
What we need to start
Route profile
Pearl River Delta battery cargo through Nansha, where a September 2026 agreement lets Dongguan-inspected containers load without a second MSA check, and where typhoon season runs June to October.
An annual SILiAmb declaration, a licensed management entity or individual system, and EU importer duties from the declaration of conformity to the importer's address on the battery.


Where this route gets difficult
They run from the Guangzhou terminal through the voyage to Leixoes and the Portugal import file.
At a July 2024 meeting on energy-storage carriage, Nansha MSA recommended shipping ESS batteries at a state of charge of around 25% and preventing accidental activation. It is a recommendation rather than a fixed rule, but it is the figure the local authority has put on record.
What Anxin does: For ESS cargo leaving Nansha we ask the manufacturer to state the shipping state of charge and the anti-activation measures in writing, and put both in the documents the carrier sees.
The JMIC's September 2026 update rated the northern Red Sea and Suez Canal MODERATE, with the canal operating in both directions and container lines returning selectively, and the Eastern Mediterranean LOW. The risk on this corridor is concentrated at the southern entrance of the Red Sea rather than at the canal.
What Anxin does: We check before each booking whether the service has changed routing since the last quote.
For portable batteries, Annex I sets maximum levels of 0.0005 % mercury, 0.002 % cadmium and 0.01 % lead by weight, the lead limit applying since 18 August 2024. The importer in Portugal may be asked by market surveillance to demonstrate compliance.
What Anxin does: We ask the manufacturer for its substance declaration or test report reference and file it with the shipping documents for the Portugal importer; we do not test batteries.
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 Portugal increasingly ask for that file before delivery.
What Anxin does: For ESS cabinets and racks bound for Portugal we ask the manufacturer to confirm that the Annex V test documentation exists before booking and note the answer in the shipment file.
Regulation (EU) 2025/1561 pushed the Battery Regulation's due diligence duties for cobalt, lithium, nickel and natural graphite back to 18 August 2027 and gave the Commission until 26 July 2026 for its guidelines. Buyers in Portugal are already collecting the supply-chain information they will need.
What Anxin does: We pass the Portugal buyer's due diligence questions to the manufacturer and keep their answers with the shipment file; the policy itself remains the producer's responsibility.

Documents & compliance
Test reports, safety data sheets and import certificates come from the shipper, factory and importer, not from Anxin; our part is to review them before booking.

A document that is present but inconsistent holds a booking as surely as a missing one: the UN number, model name or carton count reads differently in the Guangzhou export filings, the carrier booking and the Portugal import papers. We compare all three before confirming space.
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 |
|---|---|---|---|
| Storage system delivered without Annex V test file | Buyer in Portugal | 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.
Often: in September 2026, 57% of Asia–Mediterranean services used the Red Sea routing. Bab el-Mandeb was rated a SUBSTANTIAL threat by the JMIC on 24 September 2026, so we confirm each service's routing before booking.
Nansha MSA has recommended around 25% for ESS batteries and measures against accidental activation. Treat it as the local authority's recommendation; the carrier's own acceptance conditions also apply.
References
Next step
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We check carrier acceptance for Guangzhou → Leixoes before any booking, and ask for missing battery documents first.
All destinations from Guangzhou · Portugal ports

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