1. Each of our devices has an independent device code, which can achieve one-to-one precision matching. We have professional personnel on the line to answer questions one-on-one 24 hours a day.
2. We provide installation support services for our products. You can contact us for service.
3. We provide one year of after-sales protection for our products.
4. If your product fails outside the warranty period, we can provide local after-sales service, but you need to bear the cost of repair.
