1. Return & exchange system 2. 24-hour response 3. 72-hour return support 4. Training support 5. Testing standards service 6. Collaborative technical transformation 7. Provision of solutions 8. Emergency response plans

Training consultant support Solution design support Customized product support

A. Free film capacitor parameter/performance testing B. Free samples C. Free product customization prototyping D. Free sample express shipping E. Free provision of solutions F. Free two-year product warranty G. Free technical support collaboration H. Free output test solution I. Free data analysis support

After-sales guarantee: 24*7 service VIP service: one-to-one personalized tracking service Control system: Daily reporting of production progress Talk with the CEO: Direct feedback channel for problems Open factory: Online appointment and offline visit [3D electronic showroom] Live room: Live broadcasting of real cases

Guaranteed product returns and replacements, guaranteed delivery, and guaranteed after-sales services