Shelf Life:
1. Quality guarantee period:
Free warranty and Lifetime maintenance during the warranty period.
Lifetime warranty service: If the product exceeds the warranty period or warranty scope and components or vulnerable parts are damaged, we will prioritize providing high-quality and low-cost original parts and dispatch professional maintenance technicians for on-site after-sales service.
2. Emergency Repair Response Time
During the warranty period, if any equipment or accessories malfunction, our company will respond with a solution within one hour upon receiving a user's complaint by phone or fax. We also promise to dispatch professional technicians to the site for repair within six hours in this province and within 24 hours in other provinces.
Free service before and after sales

Contact: Steven Chan
Phone: +86-15201824372
E-mail: zihengc56@gmail.com
Add: Caobao Road, Minhang District, Shanghai