Install video
Manuals and technical documents for turbines and towers.
Contact Technical Support
For all questions about repair or warranty. Please include your model and serial number.
Parts Orders
Order parts or check an order status. Please include your contact information including your complete 'ship to' address.
Office Hours
9:00 a.m. - 5:00 p.m. Beijing Time (GMT +8)
1:00 a.m. - 9:00 a.m.(GMT)
8:00 p.m. - 2:00 a.m.(The U.S. EST time)
After Hours
Please email us and we will return your email within 24 hours.
Whenever you have any question, please call our 24-hour information line. We will provide you best services.
*Please note that some of our email responses have been blocked by junk mail. Please check to ensure that www.chinahummer.cn is not blocked if you have not heard a response.
