Everlight Electronics
Corporate brand
UnclaimedTaiwanese manufacturer of LED packages and optoelectronic components for electronics, lighting, automotive, agricultural, and other applications.
Last updated August 31, 2026
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Overview
Everlight Electronics Co., Ltd. is a Taiwanese optoelectronics manufacturer founded in 1983 by Robert Yeh. The company began by producing indicator lights for household appliances and subsequently developed into a broad supplier of light-emitting diode packages and related optoelectronic components. Its product scope includes visible-spectrum LEDs, infrared devices, photocouplers, ultraviolet LEDs, and specialized lighting solutions. These components are used in consumer electronics, display and backlighting systems, automotive applications, general illumination, communications equipment, industrial products, and selected agricultural and aquaculture applications. The company’s early business was built around the growing adoption of LEDs as compact, efficient indicator sources in appliances and electronic equipment. As Taiwan’s electronics manufacturing sector expanded, Everlight increased its production capacity and product range. By 2006, it was described as Taiwan’s largest LED manufacturer, producing approximately 1.85 billion units per month and employing about 4,000 people. The company was also described as the world’s fifth-largest LED package manufacturer, reflecting the scale of its packaging operations rather than a position in consumer-facing finished goods. During the 2000s, mobile-phone backlighting became an important application. In 2007, about 40 percent of Everlight’s revenue was reported to have come from LEDs used in mobile-phone backlights. The company also expanded into backlighting components for notebook computers and televisions as flat-panel displays became more widespread. This development broadened Everlight’s exposure from simple indicator lamps to high-volume display and electronic-device applications. Everlight later extended its optoelectronics expertise into specialized lighting. From 2018, it introduced high-efficiency agricultural lighting intended to support livestock and horticultural production. In 2019, a newly formed optoelectronic research team worked on tunable LED systems designed to provide different wavelengths for animal husbandry and aquaculture. The same research direction included ultraviolet applications for eggshell-surface sanitation and wastewater disinfection, as well as an ultraviolet-C ovitrap intended to destroy mosquito eggs collected in the device. These initiatives illustrate an effort to apply controlled-spectrum light beyond conventional illumination and display technologies. In 2020, Everlight collaborated with a National Taiwan University fisheries research team on a specialized LED lamp for grouper aquaculture. The project sought to use selected wavelengths to reduce cannibalism and fingerling losses. In 2021, the company introduced horticultural LEDs with spectra tailored to support red pigmentation in strawberries, addressing cultivation environments in which available sunlight is insufficient for optimal anthocyanin development. Everlight’s business is therefore centered on component engineering and packaging rather than on a single branded consumer product. Its competitive proposition is the development, packaging, and application of LED and optoelectronic devices for high-volume electronics as well as more specialized lighting environments. Publicly available reference material establishes its Taiwanese origin, LED manufacturing focus, historical scale, display-backlighting exposure, and move into agricultural and aquaculture lighting. Detailed current information about its ownership structure, executive team, financial performance, and geographic revenue mix is not established in the supplied sources.
History
Everlight Electronics was established in Taiwan in 1983 by Robert Yeh. Its initial products were indicator lights for household appliances, placing the company within the early development of Taiwan’s electronics-component manufacturing industry. As LEDs became more widely adopted in appliances and electronic equipment, Everlight expanded its production and engineering capabilities around LED devices and packaging. By 2006, the company was identified as Taiwan’s largest LED manufacturer. Its reported monthly output was approximately 1.85 billion units, and its workforce numbered about 4,000 employees. It was also described as the fifth-largest LED package manufacturer worldwide. These figures indicate that Everlight had moved beyond a small indicator-light business and become a large-scale component supplier serving international electronics production. The company’s growth in the 2000s was closely connected to the expansion of portable electronics and flat-panel displays. In 2007, mobile-phone backlighting accounted for approximately 40 percent of Everlight’s revenue according to the cited reference material. Everlight also began increasing its involvement in backlighting for laptop computers and televisions. This period represented a shift toward higher-volume display-related applications and diversified the company’s market exposure beyond appliance indicators. Everlight’s subsequent development included visible LEDs, infrared components, photocouplers, and other optoelectronic devices. These products supported applications across consumer electronics, automotive equipment, lighting, and industrial systems. The company’s model remained primarily business-to-business: it supplied components and packaged devices rather than marketing a single range of finished consumer products under a retail brand. From 2018 onward, Everlight expanded its use of LED technology into agriculture and animal production. It introduced high-efficiency agricultural lighting intended to support livestock and horticultural plant growth. In 2019, a newly formed optoelectronic research team worked on tunable LEDs that could adjust light spectra for animal husbandry and aquaculture. The reported research included wavelength-specific effects on poultry maturity and growth, as well as ultraviolet LEDs for eggshell sanitation and wastewater disinfection. In collaboration with National Taiwan University public-health researcher Kun-Hsien Tsai, the company also developed an ultraviolet-C ovitrap designed to destroy mosquito eggs collected inside the trap. In 2020, Everlight collaborated with Professor Wang Yong-song’s team at the Institute of Fisheries Science at National Taiwan University on a specialized lighting system for grouper aquaculture. The stated objective was to use a selected wavelength environment to reduce cannibalism and losses among fingerlings. In 2021, Everlight released horticultural LEDs with spectra intended to enhance the red pigmentation of strawberries. The application was based on the role of light in anthocyanin biosynthesis, particularly in growing environments with limited sunlight. The documented history shows a progression from appliance indicators to large-scale LED packaging, display backlighting, general optoelectronic components, and application-specific lighting. The supplied references do not provide a complete current account of Everlight’s executive leadership, ownership structure, revenue, manufacturing footprint, or present market shares. Those areas therefore remain unspecified in this dossier.
- 2021
Strawberry horticultural LEDs released
[1]Everlight introduced horticultural LED products with spectra designed to support strawberry red pigmentation in low-sunlight conditions.
- 2020
Grouper aquaculture lighting collaboration
[1]Everlight collaborated with National Taiwan University researchers on specialized LED lighting for grouper farming.
- 2019
Tunable and ultraviolet applications developed
[1]The company’s optoelectronic research team developed tunable lighting for animal husbandry and aquaculture and investigated ultraviolet applications for sanitation and disinfection.
- 2018
Agricultural lighting introduced
[1]Everlight began introducing high-efficiency lighting products for livestock and horticultural plant-growth applications.
- 2007
Mobile-phone backlighting becomes a major application
[1]Approximately 40 percent of reported revenue came from LEDs used in mobile-phone backlighting, while the company also expanded into notebook and television backlighting.
- 2006
Reaches major Taiwanese LED manufacturing scale
[1]Everlight was described as Taiwan’s largest LED manufacturer, with reported production of about 1.85 billion units per month and approximately 4,000 employees.
- 1983
Company founded
[1]Robert Yeh founded Everlight Electronics in Taiwan. The company initially produced indicator lights for household appliances.
Products and positioning
A Taiwanese LED packaging and optoelectronic-component supplier serving both high-volume electronics applications and specialized lighting markets.
LED components · 1983
Visible LED packages
Visible-spectrum LED packages form the core of Everlight’s documented product history. The company began with indicator lights and grew into high-volume LED manufacturing and packaging. These devices can serve status indicators, displays, illumination assemblies, consumer electronics, automotive equipment, and other electronic systems where compact, efficient visible light is required.
Optoelectronic components
Infrared optoelectronic components
Everlight’s product scope includes infrared components used in optoelectronic systems. The supplied reference material does not identify individual part numbers or current product families, but places infrared devices within the company’s broader component portfolio for electronics and industrial applications.
Isolation and optoelectronic components
Photocouplers
Photocouplers are included among Everlight’s documented optoelectronic products. They provide optical signal transfer between electrically isolated portions of a circuit and are typically used in power electronics, control systems, communications equipment, and industrial electronics. The supplied sources do not specify individual product generations.
Display components · 2007
Backlighting LEDs
Everlight expanded into LEDs for mobile-phone backlighting and later into backlighting for notebook computers and televisions. In 2007, mobile-phone backlighting was reported to represent about 40 percent of company revenue. These products connected Everlight’s packaging expertise with the growth of portable electronics and flat-panel displays.
Specialized lighting · 2018
Agricultural and horticultural LEDs
Everlight introduced high-efficiency agricultural lighting and later developed spectrum-tailored products for horticulture. The documented applications include support for livestock production, aquaculture, plant growth, and strawberry pigmentation. These systems use controlled wavelengths rather than treating LED lighting as a general-purpose white-light replacement alone.
Ultraviolet lighting · 2019
Ultraviolet LED solutions
The company’s documented ultraviolet work includes LEDs for eggshell-surface sanitization and wastewater disinfection, as well as an ultraviolet-C ovitrap developed with a National Taiwan University researcher to destroy mosquito eggs. The supplied material does not establish the current commercial availability or full product range.
Aquaculture lighting · 2020
Grouper aquaculture lighting
Developed through collaboration with a National Taiwan University fisheries research team, this specialized LED lamp was designed for grouper farming. The reported objective was to use selected wavelengths to reduce cannibalism and losses among fingerlings. The source describes the collaboration and application but does not establish whether it became a separately marketed product line.
Brand decisions
2021
Release spectrum-tailored strawberry horticultural LEDsProduct launchBackground
Strawberry pigmentation depends partly on light-driven anthocyanin biosynthesis, which can be constrained in low-sunlight cultivation environments.
Action taken
Everlight released horticultural LEDs with spectra tailored to support the development of red pigmentation in strawberries.
Aftermath
The launch expanded the documented horticultural portfolio from general plant-growth lighting toward crop-specific spectral applications.
2020
Develop specialized grouper-farming lampProduct launchBackground
Aquaculture operators face losses from cannibalism among grouper fingerlings, creating a potential application for controlled-spectrum lighting.
Action taken
Everlight collaborated with National Taiwan University fisheries researchers on a specialized LED lamp intended to reduce cannibalism and fingerling loss.
Aftermath
The project demonstrated a targeted aquaculture use case for the company’s LED technology; the reference does not establish broader commercialization.
2019
Develop tunable LED and ultraviolet applicationsProduct launchBackground
The company created an optoelectronic research team focused on applying wavelength control to animal husbandry, aquaculture, sanitation, and environmental uses.
Action taken
Everlight introduced tunable LED concepts and ultraviolet applications, including sanitation, wastewater disinfection, and an ultraviolet-C mosquito-egg trap developed with National Taiwan University collaboration.
Aftermath
The work extended Everlight’s technology portfolio into biological, public-health, and environmental applications, although the supplied sources do not quantify commercial results.
2018
Enter specialized agricultural lightingStrategyBackground
Everlight sought applications for LED efficiency and spectral control beyond conventional electronics and general illumination.
Action taken
The company began introducing high-efficiency agricultural lighting for livestock and horticultural plant-growth applications.
Aftermath
The initiative established agriculture, horticulture, and animal production as documented application areas for Everlight’s optoelectronic technology.
2007
Expand beyond mobile-phone backlightingStrategyBackground
Mobile-phone backlighting represented a substantial reported share of revenue, while demand for notebook computers and televisions was expanding.
Action taken
Everlight began expanding its backlighting LED business into notebook-computer and television applications.
Aftermath
The move broadened the company’s exposure to display-related electronics beyond mobile phones.
Recent events
Sources3 sources
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