2.We provide online maintenance instructions, you can also send the product back for repair;
3. We are online 24 hours a day to provide you with free consultation and technical answers;
4. We provide professional technical inspection documents;
5. For defective products, we activate the recall system and process it according to the contract;
6. We provide quality assurance services in accordance with the testing standards and use standards, and the products that are damaged beyond the standards are handled according to the relevant provisions of the contract.