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Supply chain and purchasing

Items, stock counts, purchase orders from creation to receiving goods, and vendors.

The Supply Chain module has three tabs: Inventory, Purchase orders and Vendors.

Inventory

The list of all items with stock on hand, unit, average cost and stock value.

New item: click New item and enter the SKU, name, type (finished good, raw material/packaging or service), unit, selling price excluding PPN, lead time (weeks), minimum order and default vendor. For many items at once, use Import data.

How stock is calculated:

  • Stock only changes through transactions: goods received, orders delivered, materials used in production, production output and stock counts. Every item's full history is kept.
  • Cost uses a moving average. Each receipt at a different price adjusts the average cost.
  • Stock can never go negative. If there is not enough stock, the transaction is rejected with "Not enough item in warehouse: x there, y needed". Check whether the stock is in another warehouse (see Multiple warehouses and barcodes), whether a goods receipt has not been recorded yet, or do a stock count.
  • Stock value always equals the Inventory account balance in the ledger.

Stock count: click Count on the item, enter the physically counted quantity and the reason, then Post count. The difference is posted as an inventory adjustment.

Purchase orders

Creating a PO: click New purchase order, choose the vendor, item, quantity and unit price excluding PPN, then save. The quantity cannot be below the item's minimum order ("Minimum order for ... is ..."). Air-M adds Input VAT and submits the PO straight away:

  • Total below the approval limit: the PO is approved immediately.
  • Total above the limit: the PO is awaiting approval and appears in Approvals.

POs created from an AI suggestion (marked "from AI suggestion") or from the Material plan are submitted the same way. If a PO is still a draft, click Submit to send it.

Receiving goods: when the goods arrive, click Receive goods on an approved PO. In one step Air-M adds the stock, records the vendor bill in Finance → Payables and posts Input VAT. The message "still waiting for approval" means the PO has not been approved yet.

PO statuses: Draft → Awaiting approval → Approved → Received (or Rejected).

Vendors

Click New vendor to add a vendor: code, name, NPWP, city and payment terms (days). The terms set the bill's due date.

For automatic purchase suggestions, see AI + Supply Chain.