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Case Study
May 11, 2026 /QueryGen Team /7 min read

How Vishnu Enterprises Tracks Inventory From Challan Photos

Vishnu Enterprises runs an inventory-heavy business where stock moves through challans all day. Instead of asking staff to enter every item into a separate system, Querygen lets the team take a photo of the challan and turns that photo into a usable inventory record.

Vishnu Enterprises Inventory
Vishnu Enterprises inventory dashboard overview

The Problem: Challans Move Faster Than Spreadsheets

In an inventory-heavy business, the work does not happen neatly at a desk. Stock comes in, stock goes out, goods are returned, customers are served, and the paperwork often sits in a photo before it ever becomes a record.

That creates a familiar gap. The staff has already done the operational work, but someone still has to convert the challan into a row: party name, item name, quantity, unit, document number, remarks, and direction of movement. When that work piles up, the inventory view starts lagging behind the real business.

Inventory stays up to date

Each challan photo becomes an inventory movement, so the business is not waiting for someone to update a sheet later.

Staff work goes down

The team takes the photo they would have taken anyway. Querygen handles the repeated work of reading item, party, quantity, and document details.

No large software rollout

There is no expensive retraining cycle. Staff keep using WhatsApp and the dashboard is shaped around the business process.

The Better Workflow: Take the Photo, Move On

Querygen works because it respects the way the team already operates. The staff member does not need to open a complex inventory product, learn a new screen, or remember which field goes where. They take a photo of the challan.

Querygen Flows handles the second half of the job. It reads the document, identifies the party, extracts the item lines and quantities, understands whether the movement is inward or outward, and sends the structured record into the inventory dashboard.

Challan photo
A challan detail view with the source image and extracted fields
What Querygen turns it into

A challan is received

The staff member takes a photo of the challan from the counter, warehouse, or field.

Querygen reads the document

The flow extracts the document number, buyer, seller, item lines, quantities, units, remarks, and whether stock moved in or out.

The record lands in the dashboard

Inventory, transactions, customers, and reports update from the same source of truth.

The Impact: Inventory Becomes a Live Operating System

The important outcome is not that a dashboard exists. The important outcome is that the dashboard stays close to reality. When the team uses the same simple photo habit throughout the day, the inventory picture updates throughout the day.

That changes how the business works. Owners can check current stock without calling staff. Staff can stop repeating the same data entry. Customer and party history becomes easier to trace. Reports become a byproduct of daily work, not a separate administrative project.

Stock view

See current item levels and low-stock products without waiting for a manual tally.

Transaction view

Trace every stock movement back to the challan image and extracted details.

Party view

Understand which buyers are connected to which item movements.

Reports

Review stock movement by day, product, and party when a decision needs context.

Inventory reports
Inventory reports for day-wise, product-wise, and party-wise movement

Why This Works Better Than a Big Software Rollout

Many inventory projects fail because the system asks too much from the people doing the work. It adds screens, forms, permissions, training, and supervision before it adds value.

This setup starts with the opposite assumption: the staff workflow should remain light. If the team can send a photo, Querygen can build the structured record behind the scenes. The business gets a more current inventory system without forcing everyone to become software operators.

WhatsApp inventory tracking

Keep inventory current without changing how staff work.

Querygen can read your challan format, extract the fields that matter, and build a dashboard around your actual stock movement.

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