Value assurance will not be provided for any consumables. No return and no remuneration. Trading of unused consumable purchases is allowed and in which case you should desire to replace it for a unsimilar length/model/batch, you can directly pay the difference if traded batch is of higher quality.
No quality warranty is provided for any consumables. No return and no refund. Exchange is allowed for unused and intact (unopened if sealed) consumable purchases should you need to exchange it for a different size/model/package and you can simply pay the balance at our sales office if exchanged package is of higher value within few days after purchase.