About Us

Hunan Tianan Door Technology Co.,Ltd was founded in 2002. Now we are China leading developers and manufacturers for linear magnetic drive door operator and their access control systems. We engaged in design, production, sales and installation.

Automatic door factory

Our magnetic door system is a sliding entrance system powered by linear magnetic drive technology (LMD) and designed for any modern interior, whether public, commercial, or private. such as offices, shopping malls, supermarkets, banks, hospitals, hotels, restaurants, industrial area, etc.

Innovative linear magnetic drive technology can replace conventional automatic sliding door brushless motor drive, make sliding door simple and non-contact movement ensures that our system is safe, reliable, whisper quiet, and resistant to wear.

automatic door motor factory


Our special INSPECTION & QC department maintains a strict level of quality control. It ensures that all products are in compliance with specification. All goods and raw materials bought into the company go through strict inspection to ensure they are of good quality and correct.



We has 8 pieces of 24 hours working testing lines. All types of controllers and electronic parts will stay with power for more than 24hours to check that all electronic devices and components are working well.




magnetic sliding door design

Our professional R&D department will provide technology support, meet different customers’ requirment. We also provide OEM and ODM service.




Automatic door brushless motor machine




Automatic coil winding machine makes the production of motor efficiency and better quality.


We takes Quality, Efficiency and Service as our motto. 24 months warranty. During the warranty period, we can replace the parts of problem with new parts for free.

We dedicate to offer our best service, best price and best products for our customer. Your complete satisfaction is our goal.

The patent certificate and CE certificate:

door operator certificate

Customer satisfied with our products and service:

Turkey customer