Pledge

　　Product Quality Assurance Service Commitment:

　　1. We guarantee that the products we provide are high-quality products that meet the technical conditions and will not cause harm to people and the environment!

　　2. We guarantee that the products we provide are brand new and qualified products. Unconditional return is guaranteed for products that do not meet the requirements.

　　3. We guarantee that the products we provide have undergone strict factory inspection, and can be inspected and appraised by relevant national institutions according to customer requirements.

　　4. We provide free upgrades to the software of the supplied products.