High Precision Optical and Motorized Component Manufacture
Focusing on optical shutter, IRIS-Diaphragm,IRcut Switches, Filters and micro Motors and modules, Standard item and Customize design available.


Optical Component
We have rich product lineup for your needs,We also provide customized design to meet your various needs.
KUYANG will turn customers’ expectations and ideas into reality with excellent technology.
Optical Shutters
No Need use springs, with excellent structural design and solenoid, it operates under the repulsion and attraction of magnetic by switching the polarity, high reliability and high-speed suitable for kinds of DSC, Night vision Scope, Thermometer, light controlling devices.
Auto IRIS
P-Iris is a solution that allows a network camera to perform optimally in all lighting conditions. It enables the delivery of crisp, high-resolution video with sufficient depth of field, while automatically keeping diffraction and image aberration to a minimum.
IR-CUT filter switching unit
RCF switching units used for security camera based on our optical technology and actuator technology. Our technology ensures high-quality images, day or night, rain or shine. Can be paired with various types of filters to achieve switching under different wavelength conditions.
Motor Component
Reliability. Durability. High speed, Efficiency

Micro Motor Components
This is a flexible section where you can share anything you want. It could be details or some information about your service one.

Brushless Motor
This is a flexible section where you can share anything you want. It could be details or some information about your service two.

Drone Motor
This is a flexible section where you can share anything you want. It could be details or some information about your service 3.
Choose Excellence,Choose KUYANG
40+ years high quality standards and Customize Experience
What Our Customers Say
Hear from our satisfied customers who have experienced the quality and value of our products and services.
KUYANG has been my go-to for infrared shutters and motors. Their commitment to quality is evident in every product. High quality and high performance, quick response, ensuring timely deliveries, and the R&D level behind is truly praiseworthy.
Mr. Li – Professional Engineer
HTI Meter
KUYANG is truly a reliable technology company. l’ve been using their linear motor with screw for a while now. Thequality is outstanding. And the durability is remarkable. Their efforts in integrating various technologies intotransmission mechanical unit have made our operations much more convenient.
Mr. Zhao – CTO
Sunny Optical
Frequently Asked Questions
Find answers to commonly asked questions about our products and services.
We believe that our product prices are competitive ,and we can negotiate base on the order quantity. Welcome to contact us for further information.
Yes, we do. We will provide the datasheet, 2D / 3D drawing and full set of reliability testing report. We also can provide the testing report basing on customers requirement.
T/T, LC, Paypal or other way we can negotiate with customers before we start cooperation.
Yes, we always use high-quality export packaging. And the packaging undergoes strict drop testing to ensure safe and secure delivery to customers. Of course, if customers have other requirement on package, we can follow customers requirement.
Basically, we have. But for standard items, we can provide samples for customers to evaluate and verify. We just require minimum quantity for mass production and quote the price basing on minimum order q’ty.
For standard items, our sample lead time is about 10-15days after paid, mass production lead time is about 30-60days after customers paid. For customized items, let’s negotiate .
We have a sound quality assurance system. and during the production process, we will inspect all technical parameters and indicators of each product to ensure that the products fully meet the specifications. If customers feedback any defective, we will analysis and release the 8D report within 48hours. it is the culture of our company to address and resolve all customer issues to everyone’s satisfaction.
The transportation cost depends on the way you choose to get the goods. For small q’ty, we always use express,such as DHL, FEDEX, UPS etc. for big q’ty, we may use air freight or sea-freight. Transportation charge is not contained in the unit price.


