Beyond the Lens Exploring the Frontiers of Technology

With high quality optics and precision engineering, we empower the visionaries of tomorrow to explore new frontiers and unlock the full potential of technology.
Excellence Redefined Crafting Optics with Precision

With meticulous attention to detail and advanced technology, we deliver positive performance and reliability. Experience the difference with our precision optics, where quality reigns paramount.

ABOUT US

Founded in 1998, HLL is

optical components manufacturers and optical components factory in China

, located in the national-level High-tech Development District, Changzhou, Jiangsu, China. It’s neighboring Shanghai-Nanjing Expressway on the north, Changzhou high-speed railway station on the east, Changzhou Airport on the west. HLL covers an area of 35,000m² and has passed the system certification such as ISO9001:2015, ISO14001:2015, and IATF16949.

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Certificates & Patents

Precision Machining Capability

With advanced machining equipment and technology, we are able to realize high-precision machining of optical devices to ensure that they meet customers' design requirements and specifications.
Multiple Material Processing

We are capable of processing various optical materials, including sapphire, optical glass, quartz, etc., to meet customers' needs for different materials.
Surface Treatment Capability

We can provide various surface quality and optical performance requirements by possessing professional surface treatment technologies such as grinding, polishing, silk-screen printing, ink coating, coating, etc.

Changzhou Haolilai Photo-Electricity Scientific and Technical Co., Ltd.

Batch Customization Capability

We can flexibly address customers' batch customization needs, providing personalized solutions to meet specific requirements.
Quality Control System

We have a strict quality control system and inspection process in place, ensuring that each optics meets the higher quality standards.
Technology research and development capability

We have established Jiangsu Province precision optical lens Engineering Technology Research Center, and obtained multiple patents with schools and enterprises.

Products Create products with heart

Optical Flat Mirror

Optical flat mirrors are a type of mirror with flat reflecti...

Wafer

HLL manufactures wafers processed from sapphire, glass, and ...

Automotive Interior Glass Structural Components

Automotive interior structural parts, are custom-made with g...

Industries

Consumer Electronics optics

Optical windows, glass wafers, optical spherical mirrors, optical Lens, and optical prism are widely used in watch faces, mobile phone cameras, AR & VR glasses, lens protection windows, and sensor window substrates.

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Auto optics

Our optical windows, optical reflectors, optical spherical mirrors, optical prisms, and optical lens are utilized in various automotive applications, including auto radar and dashboard cameras, digital lights, illuminated entry systems, mirrors, head-up displays and other automotive components.

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Laser optics

Our range of optical windows, prisms, and other products are utilized across a wide array of laser applications, including different types of laser devices, laser modules, laser scanning, mirror, laser, and laser cutting.

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Semiconductor optics

Sapphire wafers, quartz wafers, and glass wafers are widely used in semi carrier, wafer packaging, micro-LED displays, and micro electric mechanical systems.

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technical support

With a number of advanced machines, from prototype to mass production, we pay attention to detail at every step, ensuring the high level of product quality, and are committed to providing you with satisfied technology and equipment.