Home › Articles › How to Brief a Factory on Mod — Highly Regulated Markets
Wholesale Guide

How to Brief a Factory on Mod — Highly Regulated Markets

Published 2026-08-24 · 5 min read · by the VapeWholesaleHub sourcing team

Mod has moved from a niche listing to a category that most vape retailers simply have to carry. That popularity brought a flood of near identical offers. This guide explains how to separate a repeatable supply chain from a lucky sample.

Mod product overview
Reference view of the mod line prepared for wholesale evaluation.

Turning Mod Into Repeats

Use your mod staff training time on the two questions customers actually ask. Anything more detailed gets forgotten by the second shift.

Inspection Before Dispatch

Incoming inspection for mod is not about opening boxes at random. We weigh a sample of cartons, check batch codes against the production record, run a draw resistance measurement, and log the results so that a complaint three months later can be traced to a specific run.

AQL sampling gets a lot of attention, but for mod the more useful habit is simply measuring the same three things on every single batch. Trend lines catch problems that pass/fail checks miss.

What to Fix Before Approving Mod

Specification sheets are where a mod deal is won or quietly lost. Two samples can look and taste the same while using different coil wire, different wicking density and different tolerances on the mouthpiece. Those details decide how the unit behaves in week three rather than minute three.

Ask for the mod specification in the same units you intend to measure in. A metric quoted in a form you cannot verify on arrival is not a specification, it is a claim.

Reference specification for Mod orders
Product categoryPod system
Resistance band0.6 - 0.8 ohm
Capacity tolerance+/- 3%
Puff count methodMachine cycle 2s on / 18s off
Master carton300 units
Carton weight12.6 kg
Shelf life18 months
Storage15-25 C, dry, away from direct light

Trends Worth Watching

Flavour cycles in mod are shortening, which argues for smaller test orders and faster feedback loops rather than large speculative buys on a predicted winner.

Flavour cycles in mod are shortening, which argues for smaller test orders and faster feedback loops rather than large speculative buys on a predicted winner.

Modelling a Healthy Margin

Compare mod quotes on the same incoterm. A price that looks better because it excludes a cost you assumed was included is not a saving at all.

Compare mod quotes on the same incoterm. A price that looks better because it excludes a cost you assumed was included is not a saving at all.

Indicative reference points for planning purposes: entry tier from USD 1.18 per unit at 500 units, mid tier at USD 1.72, and volume tier at USD 0.94 for full container quantities. These figures move with specification, packaging and freight, so treat them as a shape rather than a quote.

Mod shipment handling
Handling notes applied to every palletised mod order.

Practical Checklist

Frequently Asked Questions

What if a batch does not match the sample?

Keep the retained samples from the approval stage. If a delivered batch measurably differs, we compare against the retained set and resolve it against the production record. This is why we insist on sealed retained units from every run.

Can you match an existing product I already sell?

Often yes, provided we can measure it properly. Send a physical sample and we will report back on what can be matched, what will differ slightly, and why. An honest gap is more useful than a vague promise.

How should mod be stored?

Cool, dry and out of direct sunlight. Heat and light are the two things that shorten shelf life fastest. Rotate stock by batch code rather than by arrival date, and keep cartons off concrete floors in humid warehouses.

How do you handle a short shipment?

Cartons are counted and weighed before dispatch and the figures are shared with you. If something is short on arrival, the packing record and the carrier documentation are both available, which keeps the claim straightforward.

Next Step

Whatever you decide, decide it against numbers you can check on arrival. That single discipline removes most of the risk from importing mod.

Phone+86 13711127975
WeChat+86 13711127975
WhatsApp+86 13711127975

Related Reading