Doğrulanmış işletme lisanslarına sahip tedarikçiler
Denetlenen Tedarikçi 
|
Q: How long is doors and windows production time?
|
||||
|
A: In order to ensure the quality of our products, our production cycle is 35-40 days. (Does not include measurement, transportation and installation time). Please contact us in advance if you need to expedite special circumstances |
||||
|
Q: Are your doors and windows environmentally friendly?
|
||||
|
A: Decoration pollution has become a major hidden danger in people's daily lives. The production process and materials of our doors and windows do not contain any harmful substances to the human body. The test results of the National Building Materials Testing Center show that: the formaldehyde emission and heavy metal content of our wooden door products All are far below the standard indicators and are 100% environmental products. |
||||
|
Q:How can I get the progress of my doors and windows production?
|
||||
|
A: During your door and window production process, we will take pictures and video of your door and window production steps.
|
||||
|
Q:Will you assist customers with installation?
|
||||
|
A:Yes, we have professional installation instructions and videos. If you encounter any installation problems, please feel free to contact us.
|
||||
|
Q: How is your after-sales service?
|
||||
|
A: The reason why we have such a large sales volume is not only that our products are excellent, but we also have excellent after-sales services.
|
Doğrulanmış işletme lisanslarına sahip tedarikçiler
Denetlenen Tedarikçi 
