1. Request Return & Refund Service:

The product's original packaging, accessories,gifts,and manuals are intact.The product has no manufacturing defects, has not been activated or used, and secondary sales are not affected.

The product exhibits performance malfunctions not caused by user misuse or external damage.

If the replacement product continues to exhibit quality defects,or if no identical model/specification is available for replacement,the customer shall be entitled to a return & refund.

2. Request Replacement Service:

The product exhibits performance malfunctions not caused by user misuse or external damage.

Damage incurred during transportation is discovered,and a cargo damage certificate provided by the transportation company can be presented.

The product materially deviates from its original description in one or more significant aspects.

3. Return & Refund or Replacement Service will not be provided :

Starting from the day after receiving the product,the service is requested after the GDU specified return & refund or replacement period has been exceeded.

A product sent to GDU for return & refund or replacement does not include all original accessories,attachments and packaging,or contains items damaged by user error.

Legal proof-of-purchase,receipts,or invoices are not provided,or are reasonably believed to have been forged or tampered with.

Any fault or damage of the product is caused by unauthorized use or modification of the product,including exposure to moisture,entry of foreign bodies (water,oil,sand,etc.) or improper installation or operation.

Product labels,serial numbers,water damage marks,etc. show signs of tampering or ation.

Damage is caused by uncontrollable external factors,including fires,floods,high winds,or lightning strikes.

Not provided is a damage certificate issued by the shipping company,though a request for return & refund or replacement due to goods damage sustained during transportation is made.

Other circumstances stated in this policy.

1. The following situations are eligible for warranty service:

Products that exhibit non-human-induced performance failures during normal use within the specified product warranty period from the date of purchase.

Products without unauthorized disassembly,modifications,or additions not guided by official instructions,and suffering from other non-human-induced faults.

Products accompanied by valid proof of purchase,receipts,and warranty certificates.

Components repaired under warranty services will directly inherit the warranty period of the entire product.