公司图片Reliable quality is our life, best service system is our aim. To satisfy our customers,  we guanantee as follows:
1. The time to handle after-sales issues
We'll offer you a prompt reply within 24hours after receiving your feedbacks.
2. After-sales service systerm
 Hilmo have the quality control department, Our customer service team is always  on hand to deal with questions timely and professionally.
3.After-sales  QAS(quality assurance system) time
 All our product warranty is valid for one year after shipment.
Products within the valid of warranty, will be repaired or exchanged by us free of charge.
Product not in the valid of warranty, or in the valid of warranty but it’s not the problem of itself cause the failure, we will take appropriate charge when provide maintenance services.


HILMO Security is one of the biggest manufactory of warning lightbar ,siren and speaker in China which was found in 1998. With 13 branch office all over China, reliable quality and excellent after-sales service make HILMO brand gain very good reputation in China!