Китайские электрические переключаемые смарт-стеклянные

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China Electric Switchable smart glass film suppliers Sample test available




Smart glass film offer a clear and modern solution for privacy in bathrooms, kitchens, room partitions, windows and skylights with a simple ON – OFF mode switches the glass from being clear (transparent) to frosted (opaque).


 switchable pdlc smart film


1.2m*50m self adhesive electric smart film in roll, total 60 square meters


roll film 1


 A4 sample smart film available, just pay shipping cost:

 smart film.jpg

Product Description




In short, Iwitte smart electric controlled smart glass film is privacy upon demand. With the touch of a button or remote control, you instantly have the choice between a transparent glass window and an opaque glass wall. Iwitte smart Film/smart Glass have many useful benefits as storefront glazing,entry doors, interior partitioning, interior/exterior lighting effects, UV protection, energy conservation and environment protection. 

Working Principle


smart film glass principle 



           Flat Shape smart film Technical Parameters      


Electric controlled smart glass film can create a sense of space and bring a feeling of exclusivity as well as high-end technology. Furthermore, Smart glass film also control over the amount of heat and light that enters a space and they can block 99% of UV which is harmful to body.


OpticalVisible Light TransmissionON>85%
Parallel Light TransmissionON>80%
HazeON<3 %
Viewing AngleON160 degree
ElectricalOperate VoltageONAC48V~65V (50/60HZ)
Response timeON→OFF<20ms
Power ConsumptionON<4W/m2
Operate ModeONTransparent
Length/50m for one roll, customized in sheet
Width/1m, 1.2m, 1.5m, 1.8m  in roll,
customized in sheet
Scratch resistance/3.0H
UV rejectionON / OFF>99%
IR rejectionON / OFF>60%
Working temperature/-30℃~78℃
Storage Temperature/-30℃~75℃
Storage Humidity/20~60%
LifespanON>10 Years




“Iwitte” PDLC smart glass film are excellent solutions for modern Office building, Hotel, Medical Institution, Exhibition Hall, Bank, Museum, Villa, Auto and so on.                                                


Packaging & Shipping



 Smart glass film sample is available, kindly contact us if needed.

smart film sample test

smart film packing

We supply 1.2m, 1.5m, 1.8m width option, the packing size will depend on smart film size. 


About Us


Hunan Haozhi Technology Co., Ltd. was established in 2005, an enterprise that focuses on R&D, production and sales of PDLC smart products. Head Quarter is located in Tianxin Dist, Changsha; R&D center is in Yuhua dist, Changsha and manufacturing base stands in Qiyang Technology Zone, Yongzhou city, which covers an area of 23,248 sqms with standard workshops and advanced equipments.


Based on the brand principle of “Let customers feel respect and esteem”, Haozhi is devoting to supply the best PDLC smart products and solutions, and trying to become a learning & technological enterprise. The market covered Asia, Europe, Australia, South Africa, and North America, etc.


We are continuing to improve the PDLC smart products and solutions, let the PDLC smart products “electrify your space”.  




Our Advantage:

  • Professional Smart Film production line (dust-free workshop)

  • Focus on quality and service

  • Strict quality control system of ISO9001

  • Product quality in line with international standards RoHS,FCC and CE certification

Our service 

1) Provide professional guidance and training for installation of self adhesive smart film ( important for film installation). 

2) Provide wire-connecting solution of sliding glass door ( very important!!).

3) Safe packing for shipping,double cardboard for reinforcement.

4) Quality assurance: we will send new one to replace if have any quality problem within 12months. 


 haozhi sales team


HAOZHI Exhibition Experience(Look forward to meeting you at the next exhibition!!! ):


fair 1fair 2

FAIR 2018.jpg

Haozhi Smart PDLC Film Exhibition 2019: 

Subject: MIR STEKLA 2019
Date: 2-5 April, 2019 
Booth No.: FG122
Exhibition Center: Moscow Expocentre ExhibitionCenter ( Russia )


Subject: Feicon Batimat 2019
Date: 9-12 April, 2019
Booth No.: A076
Exhibition Center: Anbembi Park Exhibition Center (Sao Paulo, Brazil )


Subject: 125th Canton Fair
Date: 15-19 April, 2019 
Booth No.: 10.2F15
Exhibition Center: Pazhou Exhibition Center (Guangzhou, China)


Subject: CHINA GLASS 2019
Date: 22-25 May, 2019
Booth No.: 565 ( Hall W1 )
Exhibition Center: China International Exhibition Center, Beijing ( China)


Subject: 126th Canton Fair
Date: 15-19 April, 2019 
Booth No.: 10.2E40
Exhibition Center: Pazhou Exhibition Center (Guangzhou, China)


Haozhi Smart PDLC Film Exhibition 2020: 


127th Canton Fair & Germany Automechanika Frankfurt will follow, please kindly wait and see! 






Haozhi Public welfare                                                                    
Haozhi has paid great attention to the adolescents’ education. Haozhi invested 10% of his annual avenues to build" Hope Primary School" in the remote areas of Hunan In 2009, and set up" public rescue fund” at the same time . The company mobilizes the staffs to donate books, stationery and other teaching tools, all those have greatly improved the education condition in those remote areas. The company has also made long-term schedule to support the donated “ Hope Primary School”. In 2010, the company donated 15% of his annual revenues to the education of the" left-behind children " in Hunan impoverished area. More than 2000 students were benefited before August 2011.

Public welfare





01. Are you factory?

Yes of course, we are manufacturers cover over 20,000 square meter area. Warm welcome to visit us!

02. Do you offer free samples?

Yes, we can offer free A4 sample film or small smart glass for test.

03. What about warranty?

We offer 12 months for self-adhesive smart film, and 24 months for laminated smart film.

04. What is the life-span of the film?

Over 8 million times switch on and off. If no man-made damage, chemical affect edges or wrong wiring connection, over 10 years no problem.

05. What is the difference between laminated PDLC Film and self adhesive PDLC Film?

They have same function from OFF-ON with electricity applied. Laminated PDLC Film without glue is used for laminating in two pieces glass with EVA laminated machine or autoclave. The finish product we call smart glass. Self adhesive PDLC Film with one side surface glue can stick onto exit glass surface directly.

06. Can we cut the film by ourselves?

Yes, we can offer film in roll with all needed manual and accessories for making wires connection terminals.

07. How to make bus bar and how to do installation?

We can offer all needed materials for making bus bar, give training and installation manual. Also welcome to our factory to learn.

08. Do you produce irregular shape film with holes and design?

Yes, we have laser cutting machine.

9. What is the lead time?

5 to 7 days of production, shipping time depends.

11. What color do you have?

We have only milky white color, grey, blue for sale, other colors are testing.

12. How to get wires connected for single opening door, sliding door and bi-folding doors?

Please contact us to get further information.

13. Can smart glass and film to be dimming control?

Yes, we have voltage regulator with dimmer special designed for PDLC products.


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