China Automatic Door And Gate Leading Supplier!

Automatic Door Solutions

China automatic sliding door opener, electric swing door operator, swinging and sliding gate actuator, motorized window mechanism manufacturer.

Automatic door factory

About our company

Automatic doors
Established MMXVIII

About us​

Hunan Tianan Door Technology Co., Ltd. is one of the Chinese leading developers and manufacturers for automatic doors and gate technology. We engaged in design, production, sales and installation of automatic entrance system with 19 years experience.

Our products have sold and be agented in more than 100 countries and regions, such as Netherland, Itlay, Belgium, England, Ireland, Australia, New Zealand, US, Canada, Russia, Middle East, Southeast Asia, South American, etc. All products will be inspected and tested before shipping out.  OEM and ODM services can be supported.

Our Product: Automatic Doors

Same like maglev train, no contact movement, less mechanism parts, smooth and noiseless operation.

Elegant and modern design, smooth operation and quiet performance, smart control system.

Modular design, maintenance free construction, easy installation, suit for DIY swing doors.

Concealed in the ground, high performance controller, suit for most commercial and residential swing doors.

Soft start and soft stop, Low heating, slide running, protect from water and burst, overheating  protection.

Elegant design and versatile application for gates that are opened and closed frequently, Emergency release key

Easy install without change existing door structure, suitable for residential sliding windows and doors

Provide more space for your entrance sliding doors, 2 or 3 moving door leaf, slim track for narrow door.  

Every Space Count

Why Choose Us

Customer first

We dedicate to offer our best service, best price and best products for our customer. Your complete satisfaction is our goal. By being open for their needs, giving competent advice and providing smart and secure solutions, we continuously build trust.

Professional team

19 years experiance in automatic door and gates industry, our engineer team keep on researching and developing for new technogy. That's why we are leading manufacture on Linear Magnetic Drive Sliding Door System and Direct Drive Motor


To provide our clients with the premium machines, we keep focusing on technology, processes, and products. We are always researching the latest technology to improve the machine quality and the performance, and our manufacturing processes.


Smart solutions best prosper in a trusting and inspiring environment with plenty of room for curiosity and innovative ideas. The basis are openness and a non-judgmental attitude. We question things, discuss openly and learn something new every day.


To maintain long-lasting relationships with our clients, LEADER strives to provide the best customer service from the production through to after-sales feedback. Our mission remains to ensure our clients receive all the necessary support.

Free Consultation

Our experienced technicians are on call 24/7/365 to take care of your emergency automatic door and gate systems needs. We pride ourselves with being able to provide quick and professional service to all of our clients