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Freight & Logistics Resources
Shipping Guides
Practical guides written by our freight specialists to help importers, exporters, and logistics managers navigate international shipping with confidence.
International Shipping Guide
The complete A–Z guide to international freight forwarding — how it works, what documents you need, and how to get your cargo from factory to warehouse.
View detailsIncoterms 2020 Guide
Plain-English explanations of all 11 Incoterms — which trade term gives you maximum control, saves you money, and reduces your import risk.
View detailsCustoms Documentation Guide
Every customs document explained — commercial invoice, packing list, bill of lading, COO, health certificate, DG declaration, ISF, and more.
View detailsImport Guide
Step-by-step guide to importing into the USA and Africa — duties, customs procedures, restricted goods, and common pitfalls to avoid.
View detailsExport Guide
How to export from the USA and Africa — EEI filing, export licences, finding international buyers, and export compliance fundamentals.
View detailsPackaging Guide
How to package goods correctly for ocean freight, air freight, and multimodal transport — preventing damage and passing border inspections.
View detailsFree Freight Calculators
Instant online tools to calculate freight volumes, chargeable weights, container capacity, estimated freight rates, and import duties.
CBM Calculator
Calculate the cubic metre volume of your cargo from carton dimensions. Find container fill percentages for 20ft and 40ft containers.
View detailsChargeable Weight
Calculate chargeable weight for air freight and ocean LCL — the higher of actual weight and volumetric weight.
View detailsContainer Load Calculator
Estimate how many cartons fit in a 20ft or 40ft container and check weight limits.
View detailsFreight Rate Estimator
Get indicative ocean and air freight rate ranges for major trade lanes from China to the USA and Africa.
View detailsDuty & Tax Estimator
Estimate import duties, VAT, MPF, and HMF for USA and Africa-bound shipments.
View detailsHS Code Guide
Understand HS codes, how to classify your product, and why correct classification matters for duty rates and compliance.
View detailsNews, Research & Expert Opinion
Stay informed with the latest freight market news, in-depth research reports, and practical logistics insights from the Marwest LLC team.
Industry News
Monthly updates on shipping line changes, port developments, trade policy, and regulatory changes affecting your supply chain.
Learn moreMarket Insights
Data-driven trade lane analysis, rate trend reports, and supply chain strategy articles for logistics and procurement professionals.
Learn moreWhite Papers
In-depth research reports on Africa–China–USA trade, cold chain logistics, trade finance, and customs compliance.
Learn moreCase Studies
Real-world examples of how Marwest LLC has solved complex logistics challenges for clients across industries and continents.
Learn moreFreight Blog
Practical how-to articles, freight market commentary, and plain-English explanations of complex logistics topics.
Learn more18+ Years of Freight Intelligence
Speak to a Freight Specialist
Our Experts Are Here to Help
Our guides and calculators give you a foundation — but every shipment has unique requirements. Contact our team for personalised advice on your specific cargo, route, and compliance needs.
