After-sales service
1.Service Support
| Support Channels | Response Time | Service Scope | Contact Information |
| 7×8h Hotline | ≤15 seconds to connect | Emergency repair / Progress inquiry | ☎ +86 – 23 – 68224866 |
| Exclusive Consultant | Reply within 2 hours | Full – cycle order tracking | Salesperson’s enterprise WeChat |
| Technical Center | Connect within 1 hour | Process improvement | Salesperson’s enterprise WeChat |
2.Adhere to the three principles of quality issues
no shirking, no obstacles, and actively cooperate with customers to solve problems.
3.Hengjing Services
We can handle official certificates of origin such as CO (General Certificate of Origin), FORM A (Generalized System of Preferences), and FORM E/RCEP (Free Trade Agreement). We also assist customers in obtaining international testing reports such as SGS, ISO, and FDA. Our dual-track approach ensures efficient customs clearance and preferential tariffs.
