Detailed Answer
Leader: full-unit warranty (1 year, per contract) + 2-year trade-in; Xingjia: 1-2 year quality warranty + optional extended warranty. Coverage: non-man-made quality failures (free repair/replacement); man-made damage (water ingress, drops) is charged. Process: contact customer service → mail-in repair/service point → inspection → resolution. Keep the purchase receipt (invoice).
| Leader | 1-yr warranty + 2-yr trade-in |
| Xingjia | 1-2 yr warranty |
| Man-made | Charged |
Note:The invoice is the warranty proof; be sure to keep it.