Qingdao (Qianwan)
Qianwan exports from Shandong, where Qingdao MSA's one-document pilot cuts repeat filings for cargo moved between terminals by water.
North America · sea freight from Qingdao
Qingdao to Houston
Yellow Sea · Korea Strait · Tsugaru Strait · Eastern Pacific · Panama Canal · Caribbean Sea · Yucatán Channel · Gulf of Mexico
Lithium batteries for Houston go through Qingdao's Qianwan terminals. On the way they face a Pacific crossing and a Panama Canal transit, and they arrive at the port of Houston.
The US side starts with two filings due before loading and ends with a road leg that must carry a live emergency number. 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
Qianwan exports from Shandong, where Qingdao MSA's one-document pilot cuts repeat filings for cargo moved between terminals by water.
A Pacific crossing, a Panama Canal transit that depends on lake levels, and a Caribbean passage in hurricane season.


Where this route gets difficult
They run from the Qingdao terminal through the voyage to Houston and the United States import file.
ESS units loading at Qingdao fall under a Shandong MSA waterway safe-transport guide written for lithium battery energy storage systems at the province's coastal ports, so preparation should follow that guide alongside the IMDG Code.
What Anxin does: For ESS cargo we review the unit's packing and securing plan against the Shandong guide with the packing site before booking.
The China Meteorological Administration lists sea fog among the major marine hazards of the Yellow and Bohai Seas, mostly between April and July and with a serious effect on shipping. At Qingdao a fog hold can shift a battery container onto another vessel, and its DG filings must follow.
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.
The Panama Canal Authority sets the maximum draft in the Neopanamax locks according to Gatun Lake levels. In September 2026 it postponed a planned cut from 14.63 m to 14.48 m that was due on 1 October (advisory A-33-2026). A lower limit means ships transiting the new locks can load less.
What Anxin does: We check the canal advisory in force when we quote for Houston and ask carriers to confirm that the booked vessel's routing and any canal surcharge will not change before sailing.
US rules want a numeric emergency response telephone number on the shipping paper for battery cargo that leaves Houston by road, monitored for as long as the goods are in transport and answered by a person with the emergency information for UN3480 or UN3090. A call-back service fails the test (49 CFR 172.604); only the IMDG waiver for cargo that never touches a public highway avoids it.
What Anxin does: Before sailing we confirm who provides the 24-hour number for the US leg, usually the importer's emergency response provider, and put it with the contract reference on the DG documents we send to the trucker.
For lithium-ion batteries entered from 1 January 2026 USTR set the Section 301 additional duty on HTSUS 8507.60.0020 (the non-EV line) at 25%, the level EV batteries under 8507.60.0010 reached in 2024. Other China-specific duties can be added and change at short notice, so the classification and the entry date both move the landed cost at Houston.
What Anxin does: We do not give duty rulings. We make sure the invoice describes chemistry, configuration and application precisely enough for the importer's customs broker to classify it, and we flag the entry date when a vessel's arrival could straddle a duty change.
Bayport and Barbours Cut use a paperless hazardous pre-advise system. The shipping line submits the DG documents, the trucker's ExpressPass carries a Haz_No_Ingate hold until the hazardous team approves the unit, and papers handed over at the gate are refused.
What Anxin does: We make sure the carrier has the final DG documents for Houston well before arrival and tell the trucker to check that the hold is released in Lynx before sending a driver.

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 |
| Draft cut reduces capacity or adds surcharges | Panama Canal | Advisory checked at quotation; carrier confirmation | Carrier, checked by Anxin |
| Truck stopped without a monitored emergency number | Road leg from the port | Emergency response provider confirmed before sailing | Importer, checked by Anxin |
Questions
Yes. Under 49 CFR 171.25(b)(3), SP188 packages of UN3480 or UN3090 need the 'FORBIDDEN FOR TRANSPORT ABOARD PASSENGER AIRCRAFT' marking or a Cargo Aircraft Only label, and so do packages of batteries packed with or contained in equipment above 5 kg net. We check for it on carton photos before stuffing.
1 June to 30 November, peaking around 10 September, according to the US National Hurricane Center.
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 → Houston before any booking, and ask for missing battery documents first.
All destinations from Qingdao · United States ports

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