After-sales Service
Comprehensive support throughout the product lifecycle.
Technical Hotline
FAE engineers available Mon-Fri 9:00-18:00 (GMT+8) via phone, email and WeChat. Average response time under 4 hours.
On-site Troubleshooting
for project-level issues, our engineers can provide remote diagnostics or arrange on-site visits.
Documentation & Training
installation guides, compatibility matrices and video tutorials available in the Download Center.
Return & Exchange
unused standard products can be returned within 30 days of delivery. Custom products are non-returnable unless quality defects are confirmed.
Apply for After-sales
Fill in the form below and our team will follow up within 24 hours.