customer service
Complaint Handling
Friendly reminder:
Our verification of after-sales complaints, the official website for the only terminal acceptance channel, the owner of the user feedback complaints, please provide our partners and you (owner user) with my official sales contract signed by the paper version of the original and provide screenshots uploaded picture information to facilitate the Division after-sales specialists and the receiving department to verify the order information in a timely manner to respond to solve the problem of your feedback.
When the owner-user signs the store sales contract and service contract, please recognize the official version of the sales contract provided by our company in order to avoid being deceived!
Official Sales Contract Attachment.pdf(Generation of automatic approval numbers and electronic stamps)
Contact Us
We look forward to communicating and cooperating with you, welcome to contact us through the official website form, telephone and other ways to respond to you in time.
- Headquarter Address: China. Haidian District, Beijing. Jiemenqiao
- Production base:D Zone, China-Europe Door & Window Industrial Park, Linqu County, Weifang City, Shandong Province, P.R. China
- Email:sd19fenbei@163.com
- National Customer Service Tel:4006-1949-19

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