Maintenance services
Our company has established special after-sales service network for industrial computer maintenance. Our professional engineers with rich experience, advanced testing equipments and measures can ensure timely, high-quality, professional, and perfect services.   
Service Tenet: timely, high-quality, professional, and perfect
Service Promise: we provide free maintenance services within one year for newly purchased products in China through legal ways.

Technical Support and Maintenance Service:
Refer to user's manual if you have any problem when using our product.
Visit our website(http://www.darveen.com)and read the TS column for FAQ and TAD.
Our professional engineers provide timely services through hotline: 86-755-83408246
Feel free to contact our dealers if you encounter any hardware fault and need maintenance service.
Please report the code, BIOS version, hardware accessories and detailed problems of product that our engineers can quickly find out the causes.

Choose Darveen quality products and to experience our best after-sales service.