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A knowledge hub for importers and exporters

Guides on international freight, customs, documentation, and shipment planning — written to help importers and exporters make decisions with accurate information.

Customs

Cover illustration showing the layered structure of an HS code — chapter, heading, subheading, and national extension — as used to classify goods for Thai customs.
Customs

What Is an HS Code?

A plain explanation of the HS Code (Harmonized System) used internationally to classify goods for customs purposes, and why it matters for importers.

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Cover illustration for a fine-grained walkthrough of the Thailand customs clearance sequence, from pre-filing document checks to gate-out.
Customs

The Thailand Customs Clearance Process

A step-by-step look at how customs clearance works for imports into Thailand, from document filing to release of cargo.

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Cover illustration explaining what customs clearance is: the legal approval process that runs alongside — not the same as — physical shipping.
Customs

What Is Customs Clearance?

Customs clearance is the process of getting goods legally approved to enter or leave a country. This article explains what it involves and how it typically works in Thailand.

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Cover illustration of a first-time importer's preparation checklist for Thailand, covering product classification, Incoterms, documents, and cost planning before booking.
Customs

First-Time Importer to Thailand: What You Need to Prepare

A practical checklist for first-time importers bringing goods into Thailand — documents, decisions, and preparation steps to sort out before booking a shipment.

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Cover illustration mapping the end-to-end Thailand import journey from supplier agreement and booking through customs clearance to final inland delivery.
Customs

The Thailand Import Process, Step by Step

A structural walkthrough of how goods move from booking through to final delivery when importing into Thailand — the general sequence of steps, not specific timeframes or fees.

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Documents

Illustrated cover for the Thailand import documents checklist: the core document set every shipment needs, plus the category-dependent documents — certificate of origin, import permits, and product certificates — that apply depending on what's being imported.
Documents

Thailand Import Documents Checklist

A checklist of the documents commonly needed to import goods into Thailand, including core shipping documents and documents that may apply by product category.

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Illustrated cover explaining what a Bill of Lading is: a receipt, evidence of the contract of carriage, and — when issued to order — a document of title, plus how original, telex release, and seaway bill differ.
Documents

What Is a Bill of Lading?

What a Bill of Lading is, the fields it typically includes, and the general difference between an original B/L, telex release, and seaway bill.

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Illustrated cover explaining what a packing list is: the physical inventory of a shipment — carton counts, weights, and dimensions — used alongside the commercial invoice.
Documents

What Is a Packing List?

What a packing list is, the fields it typically includes, and how it's used alongside the commercial invoice and CBM calculations.

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Illustrated cover explaining what a commercial invoice is: the seller's record of a sale that drives customs valuation, and how it differs from a pro forma invoice.
Documents

What Is a Commercial Invoice?

What a commercial invoice is, the fields it typically includes, and why it's central to customs valuation for imports and exports.

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Cost & Pricing

Illustrated cover showing two differently structured freight quotes being normalized side by side, for the guide Why Freight Quotes Differ Between Forwarders
Cost & Pricing

Why Freight Quotes Differ Between Forwarders

The structural reasons two forwarders quote different numbers for the same cargo, and a practical method for normalizing quotes before comparing them on price.

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Illustrated cover showing a freight quote document broken into labelled line items, for the guide How to Read a Freight Quote
Cost & Pricing

How to Read a Freight Quote

A line-by-line guide to understanding what's inside a freight quote — what each charge means, what's usually included versus billed separately, and how to compare two quotes fairly.

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Illustrated cover showing the layered build-up from product cost to landed cost, for the guide What Is Landed Cost?
Cost & Pricing

What Is Landed Cost?

Landed cost is the total cost of getting a product from a supplier to its final destination — this article explains the formula and what it includes, without inventing figures.

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Illustrated cover showing the destination-side sequence of costs from a Thai port of entry to final delivery, for the guide Thailand Import Costs Explained
Cost & Pricing

Thailand Import Costs Explained

A structural breakdown of the cost categories involved in importing goods into Thailand — freight, insurance, duty, VAT, brokerage, and handling — without invented figures or rates.

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Illustrated cover showing the sequence of carrier and forwarder charge lines that make up a sea freight quote, for the guide Sea Freight Cost Components Explained
Cost & Pricing

Sea Freight Cost Components Explained

The typical line items that make up a sea freight quote — ocean freight, terminal handling, documentation, customs brokerage, and trucking — explained as categories, not amounts.

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Containers & CBM

Illustrated cover comparing three container silhouettes of increasing size, for the guide 20ft vs. 40ft vs. 40ft High Cube Containers Compared.
Containers & CBM

20ft vs. 40ft vs. 40ft High Cube Containers Compared

A side-by-side comparison of 20ft, 40ft, and 40ft High Cube (40HQ) container dimensions, nominal capacity, and practical loadable volume, to help decide which size fits a given shipment.

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Illustrated cover showing a step-by-step CBM calculation with a tape measure and multiplication sign, for the guide How to Calculate CBM: Formula and Example
Containers & CBM

How to Calculate CBM: Formula and Example

The exact formula for calculating CBM (cubic meters), how to handle multiple package lines, and a worked example using the same method behind TGF's CBM calculator.

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Illustrated cover showing a cargo box marked with length, width and height feeding into a CBM volume calculation, for the guide What Is CBM (Cubic Meter) in Shipping?
Containers & CBM

What Is CBM (Cubic Meter) in Shipping?

CBM (cubic meter) measures the volume a shipment takes up and is one of the two figures — alongside weight — that freight pricing and container planning are built on. Here's what it means and how it's used.

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Illustrated cover showing a parcel's dimensions converting into a calculated weight figure, for the guide What Is Volumetric Weight?
Containers & CBM

What Is Volumetric Weight?

Volumetric weight explained, including the L x W x H / 6000 formula used for air freight, with a worked illustrative example.

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Illustrated cover showing a scale balancing actual weight against volumetric weight, for the guide What Is Chargeable Weight?
Containers & CBM

What Is Chargeable Weight?

Chargeable weight defined: the greater of actual weight and volumetric weight, and how it's used to price freight shipments.

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Business Decisions

Illustration weighing sea freight against air freight across cost, speed, cargo density and value, shelf life, and inventory strategy.
Business Decisions

Sea Freight vs Air Freight: How to Choose

Sea freight and air freight involve fundamentally different cost, speed, and cargo-fit tradeoffs. Here's how to decide which mode fits a given shipment.

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Illustrated cover for the guide: what a backup freight forwarder relationship is, when it's worth setting one up, and how to keep it lightweight enough to actually maintain.
Business Decisions

What Is a Backup Freight Forwarder, and Why Use One?

A backup freight forwarder is a second forwarder kept on standby so a shipment isn't stuck if the primary forwarder can't move it. Here's how the arrangement works.

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Illustrated cover for the guide: the specific questions to ask a freight forwarder before committing, and how to tell a strong answer from an evasive one.
Business Decisions

Questions to Ask Before Choosing a Freight Forwarder

A practical list of questions to ask a freight forwarder before signing on, covering pricing, customs coordination, and how they handle problems.

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Illustrated cover for the guide: evaluating and choosing a freight forwarder in Thailand against concrete criteria rather than reputation or price alone.
Business Decisions

How to Choose a Freight Forwarder in Thailand

Practical criteria for evaluating a freight forwarder in Thailand — what to check beyond price before committing to a working relationship.

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