Shenzhen (Yantian / Shekou)
Pearl River Delta battery cargo, often stuffed at factories in Dongguan or Huizhou, exported through Yantian or Shekou, with a typhoon season from June to October.
Europe · sea freight from Shenzhen
Shenzhen to El Puerto de Santa María
South China Sea · Malacca Strait · Indian Ocean · Bab-el-Mandeb · Suez Canal · Ionian Sea · Sicily Channel · Strait of Gibraltar
This route runs out of Shenzhen's Yantian and Shekou terminals, then follows a Bab el-Mandeb and Suez passage into the Mediterranean; at the far end is the port of El Puerto de Santa María.
The Spanish side checks RII-PYA registration alongside the EU battery rules. 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
Pearl River Delta battery cargo, often stuffed at factories in Dongguan or Huizhou, exported through Yantian or Shekou, with a typhoon season from June to October.
Spain's RII-PYA number on invoices, quarterly data that counts batteries inside equipment, EU importer duties and ADR for the road leg.


Where this route gets difficult
Listed from loading in Shenzhen to import into Spain, each with what we do about it.
A large share of Shenzhen's battery exports is stuffed inland and trucked to the quay. In a May 2026 cross-regional 'one-box' pilot, Yantian MSA and Dongguan MSA jointly inspected four battery containers at a Dongguan factory and loaded them at Yantian without reopening them, which shows that the factory inspection record is what counts at the terminal.
What Anxin does: We ask at booking whether your factory and the terminal's MSA office can use the one-box arrangement, and we have stuffing photos, the packing certificate and the DG declaration match exactly, so the container is not held for re-inspection.
Asia–Mediterranean services used the Red Sea 57% of the time in September 2026 according to Sea-Intelligence, compared with 27% for North Europe, so a box for El Puerto de Santa María most probably goes via Suez and through Bab el-Mandeb. The JMIC rated that strait SUBSTANTIAL on 24 September 2026; the Houthis call their blockade selective and now hold Perim Island in the channel.
What Anxin does: We ask the carrier which routing its service to El Puerto de Santa María uses and name it on the quote, together with any war-risk or emergency surcharge.
Spain's industry ministry runs the RII-PYA battery register, and every battery importer must be registered and declared as a producer there, either through a collective scheme filing for its members or directly online with an electronic signature or Cl@ve. The register number issued has to appear on the producer's invoices.
What Anxin does: We ask the Spanish importer for its RII-PYA number and whether its SCRAP filed the registration, then carry the number on the documents we prepare for El Puerto de Santa María.
Once the container leaves the terminal by road, ADR applies: Directive 2008/68/EC makes EU countries use it for domestic dangerous goods journeys as well as international ones. UN 3480 is class 9, transport category 2, with tunnel restriction code (E), so the haulier in Spain has to plan around category E tunnels, and damaged or defective batteries fall under special provision 376 and packing instructions P908 or P911 instead of P903.
What Anxin does: We give the Spain haulier the same UN number, class and package details that appear on the sea dangerous goods declaration, so the ADR transport document matches the container paperwork from Shenzhen.
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 Spain increasingly ask for that file before delivery.
What Anxin does: For ESS cabinets and racks bound for Spain we ask the manufacturer to confirm that the Annex V test documentation exists before booking and note the answer in the shipment file.

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

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 Shenzhen export filings, the carrier booking and the Spain 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 |
|---|---|---|---|
| Container reopened at the terminal because records do not match | Factory → Yantian | Photos, packing certificate and DG declaration cross-checked before trucking | Anxin |
| Security incident near Bab el-Mandeb changes the routing or adds surcharges | Southern Red Sea | Routing and surcharges stated in writing before booking | Carrier, checked by Anxin |
| Importer not registered in the RII-PYA | Importer in Spain | Registration number confirmed before booking | Importer / SCRAP |
| Road route planned through a category E tunnel | Road leg from El Puerto de Santa María | Tunnel code (E) passed to the haulier with the transport data | Haulier / forwarder |
Questions
ADR, which the EU applies to domestic journeys through Directive 2008/68/EC. UN 3480 is class 9, transport category 2, with tunnel restriction code (E).
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.
Yes, provided a certified packing inspector supervises the stuffing and signs the container packing certificate. Since May 2026 Yantian and Dongguan MSA have also piloted joint factory inspection so the container can be loaded at Yantian without reopening; we check whether your shipment can use it.
References
Next step
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We check carrier acceptance for Shenzhen → El Puerto de Santa María before any booking, and ask for missing battery documents first.
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