Transpacific (North Pacific)
No canal or Red Sea passage, but a North Pacific crossing where winter storms have collapsed container stacks.
North America · sea freight from Qingdao
Qingdao to Pittsburg
Yellow Sea · Korea Strait · Sea of Japan · Tsugaru Strait · North Pacific
Lithium batteries for Pittsburg go from Shandong through Qingdao's Qianwan terminals, where Qingdao MSA pilots one-document transhipment. On the way they face the open North Pacific, where weather is the main risk, and they arrive at the port of Pittsburg.
Pittsburg means US customs filings that are due while the container is still in Qingdao, and a supply chain CBP may ask to see. 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
No canal or Red Sea passage, but a North Pacific crossing where winter storms have collapsed container stacks.
Two filings before loading, a Section 301 line set by classification, UFLPA supply-chain questions and a 15-day General Order clock after discharge.


Where this route gets difficult
Listed from loading in Qingdao to import into United States, each with what we do about it.
The China Meteorological Administration describes sea fog as one of the major marine hazards of the Yellow and Bohai Seas, with the season mainly from April to July and a serious effect on sea transport. Fog holds at Qingdao can move a battery box to another vessel, and the DG filings have to move with it.
What Anxin does: In fog season we leave slack between stuffing and the DG cut-off at Qianwan and keep the cargo report ready to amend quickly if the vessel changes.
From Qingdao the drawn corridor to Pittsburg runs across the North Pacific without a canal or Red Sea passage, so weather replaces chokepoints as the risk. The ONE Apus, bound from Yantian to Long Beach in November 2020, had a stack collapse in a storm about 1,600 nautical miles north-west of Hawaii; her owners said more than 1,900 containers could be lost or damaged, up to 40 of them hazmat.
What Anxin does: For winter sailings especially, we review blocking and bracing on stuffing photos against the CINS points before sealing, and make sure the DG declaration is complete, so a damaged box can be identified and handled correctly.
Consumer products that need a CPSC certificate have had their certificate data filed electronically at entry since 8 July 2026 (goods from a Foreign Trade Zone from 8 January 2027). A battery-powered product falls under it through the product's own rules, which the importer should settle before the goods reach Pittsburg.
What Anxin does: We ask whether the goods are consumer products that need a CPSC certificate and, if so, who files it, so that the question is settled before the goods arrive.
CBP must have the Importer Security Filing 24 hours before the container is laden in Qingdao, and its liquidated damages guidelines provide for a claim for each late, inaccurate or incomplete filing. The stuffing location and consolidator can only be filled in once the container is packed, which leaves a short window.
What Anxin does: We send the importer's ISF filer the stuffing location, consolidator and manufacturer details as soon as the container is packed in Qingdao, ahead of the vessel's loading window.
Since 1 January 2026 California SB 1271 bars distributing or selling an e-bike, powered mobility device or its storage battery unless the battery has been tested by an accredited laboratory to a standard referenced in UL 2849 or EN 15194, and the laboratory's logo and the test standard are displayed. Importers must hand over the test report on request.
What Anxin does: For e-mobility batteries arriving at Pittsburg for the California market, we ask for the accredited test report and label photos before booking.

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.

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 Qingdao filings, the carrier booking and the United States 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 |
|---|---|---|---|
| Fog hold forces a vessel change after filing | Qingdao, Apr–Jul | Slack in schedule; amendment-ready filing | Anxin with the declarant |
| Stack collapse or cargo shift in a North Pacific storm | Mid-Pacific | Blocking and bracing checked before sealing; complete DG data for incident response | Packing site / carrier, checked by Anxin |
| Late or inaccurate ISF | Before loading abroad | Stuffing and consolidator data sent to the ISF filer immediately after packing | Anxin with the ISF filer |
Questions
Yes, if the container moves on a public highway. The IMDG waiver in 49 CFR 171.25(d)(2) only covers cargo that stays on the ship or moves between vessels; otherwise 49 CFR 172.604 requires a monitored number answered by someone with the emergency information. Goods shipped as 'Battery powered equipment' are exempt.
Weather is the main risk on this crossing: NOAA recorded hurricane-force North Pacific storms from October to April, most often in December. We tighten the packing checks for those sailings.
Mainly April to July, according to the China Meteorological Administration, which calls sea fog a major hazard for Yellow Sea transport.
References
Next step
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We check carrier acceptance for Qingdao → Pittsburg before any booking, and ask for missing battery documents first.
All destinations from Qingdao · United States ports

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