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 Cartagena
South China Sea · Malacca Strait · Indian Ocean · Bab-el-Mandeb · Suez Canal · Mediterranean Sea · Ionian Sea · Sicily Channel
This route runs from Dongguan and Shenzhen factories via Yantian, where the one-box route had moved 409 battery containers by September 2026, then follows a Suez corridor that Mediterranean services are using again more than any other Asia–Europe lane; at the far end is the port of Cartagena.
Spain wants the producer on the RII-PYA register, with its number on the invoice. Below are 6 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.
RII-PYA registration with its number on every invoice, quarterly market data including batteries inside equipment, and the EU-wide CE and label duties.


Where this route gets difficult
Loading port first, then the sea leg, then Cartagena and the Spain market.
Much of Shenzhen's battery cargo is made in Dongguan, home to more than 500 battery firms. In September 2026 Dongguan Customs and Dongguan MSA began sharing dangerous-goods packaging certificate data, described as a first in China, and committed to joint action against concealed and false declarations. The one-box route to Yantian, which had moved 409 containers by then, rests on that same record.
What Anxin does: We compare the packaging certificate with the MSA cargo report (UN number, packaging code, number of packages) before either goes in, so the shared data shows no gap.
June to October is the regional tropical cyclone season according to the Hong Kong Observatory, peaking July to September. Because DG boxes need approved MSA filings and a signed packing certificate before loading, a gate closure or rolled vessel in those weeks can move the entire document chain to another sailing.
What Anxin does: From June to October we build slack into the stuffing date, confirm the DG cut-off with the carrier the week before loading, and resubmit filings promptly if the vessel changes.
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 Cartagena 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 Cartagena uses and name it on the quote, together with any war-risk or emergency surcharge.
Sea cargo for the EU needs a complete Entry Summary Declaration under ICS2 Release 3, and for deep-sea containers it is due 24 hours before loading at the departure port. Carriers apply 'no manifest, no load', and a filing without a valid EORI number is rejected, so a data gap in Shenzhen leaves the box on the quay.
What Anxin does: We collect the consignee's EORI number, an HS-level goods description and the house-bill parties at booking, and make sure the party filing the ENS has them before the Shenzhen cut-off.
The importer in Spain carries the check: CE marking on the battery and an EU declaration of conformity, translated into the language Spain asks for, have both been required since 18 August 2024 for batteries entering the EU market.
What Anxin does: We ask the manufacturer in China for the declaration of conformity and a photo of the CE marking on the battery or its packaging before loading, and pass them to the Spain importer. We check that the documents exist and match the goods; we do not assess conformity.
Road delivery from Cartagena is an ADR movement, because the EU applies ADR to domestic journeys through Directive 2008/68/EC. For UN 3480 that means class 9, transport category 2 and tunnel code (E), which restricts the route through category E tunnels; batteries found damaged at unloading move to special provision 376 packing (P908 or P911).
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.

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 Shenzhen filings, the booking with the carrier and the documents for Spain before the booking is confirmed, so that a mismatch is fixed at origin rather than discovered at Cartagena.
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 |
|---|---|---|---|
| Typhoon closes terminals or delays the vessel after filings are made | Yantian / Shekou, Jun–Oct | Slack in stuffing date; refile quickly on vessel change | Anxin with the declarant |
| Packaging certificate and MSA filing disagree; shipment flagged | Dongguan → Yantian | Line-by-line comparison before filing | Anxin with the declarant |
| 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 |
| Declaration of conformity missing or not in the required language | Importer in Spain | Declaration and CE photo collected before loading | Manufacturer / importer |
| ENS not filed and the box is refused at loading | Loading port, Shenzhen | EORI and house-bill data passed to the filer at booking | Filer (carrier / forwarder) |
Questions
Yes. Batteries incorporated in electrical and electronic equipment, removable or not, are registered and declared like loose batteries.
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.
Since September 2026 Dongguan Customs and Dongguan MSA share dangerous-goods packaging certificate data and act jointly against false declarations, so the packaging certificate and the MSA filing should match exactly.
References
Next step
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We check carrier acceptance for Shenzhen → Cartagena before any booking, and ask for missing battery documents first.
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