4.AFTER-SALES SERVICES

4.1 PLEASE CONTACT WITH OUR ENGINEER DEPARTMENT TO GET MORE INFORMATION
ABOUT PRODUCTS AND TECHNICAL SUPPORTS;

4.2 PLEASE INFORM OUR SERVICE DEPARTMENT WHEN YOU DID NOT SATISFY WITH 
PRODUCTS OR SERVICE;

4.3 REPLY WITHIN 24 HOURS BE ROYALLY PROMISED FOR ANY OF YOUR MESSAGES
SENT VIA EMAIL, FAX OR CALLING!