Dear SPRSUN Customer,
Thank you for participating in Sprsun's first return visit to VIP customers in 2021. In order to better improve the quality and service of sprsun heat pump, we sincerely ask you to take a few minutes to assist us in filling out the following survey content and feedback your real feelings and suggestions from purchase to use.
This survey is only used by Sprsun to improve quality and service. Please feel free to answer. Your personal information must be kept confidential. The answer to each of your questions will be of great significance to the improvement of the quality and service standards of Sprsun and the entire heat pump industry. Sprsun thank you again for your cooperation!