warranty

From the date of purchase of core synthetic products, you can enjoy 1-year after-sales service of quality assurance, but you need to follow the following principles: 1. Be able to show our valid warranty card. 2. The product is not disassembled, repaired or refitted by itself, and the QC mark is intact. 3. When the

提供 7 * 24-hour professional services. Perfect after-sales service and technical support team - professional technical engineers receive customer phone and other feedback and timely reply to customers or rush to the customer site to implement solutions for customers.