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Guangdong Jinghan Optoelectronics Co., Ltd
Guangdong Jinghan Optoelectronics, based in Dongguan for over 30 years, specializes in LED SMD, through-hole, and infrared LEDs. Our factories use ASM equipment and imported materials, including Mitsubishi boards and 99.9% gold wire. Visitors are welcome.
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Jinghan Optoelectronics · Three Key Advantages
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晶瀚光电
Guangdong Jinghan Optoelectronics Co., Ltd.
Jinghan Optoelectronics, a renowned Taiwanese company, has been operating its Dongguan factories for over 30 years. With advanced technology, high-quality products, and a professional LED Packaging Division, we serve high-end clients worldwide, earning a strong reputation for reliability and excellence....
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Company News MORE +
Craft Quality with Ingenuity, Unite Hear..
An outstanding enterprise relies not only on robust strength in product quality but also on soft power of corporate culture. JOMHYM Optoelec.....
Craft Quality with Ingenuity, Unite Hear..
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Craft Quality with Ingenuity, Unite Hearts with Warmth
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JOMHYM Jinghan Optoelectronics | Seedling Heating Mat
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The "She Power" Blooming in..
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Jinghan May Day Holiday Schedule
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Red Micro-LEDs Break Through Efficiency Bottlenecks, Spe..
FAQ FAQ

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What is a plant growth lamp
Plants require light for nutrient uptake, and they use the energy of light for photosynthesis to obt.....
How to Correctly Install LED SMD Modules
Precautions for Installing SMD LED Modules:1. For the dedicated LED switching power supply, ensure t.....
An Analysis of the Causes of Dead LEDs in Surface-Mount Devices
A Comprehensive Guide to the Causes of LED Chip Fa.....
If an SMD LED light keeps flickering, what is the problem?
There are likely two possible scenarios for this issue:1. Are your power plug and socket compatible,.....
What issues exist in LED SMD packaging technology?
1. LED (Light Emitting Diode) packaging refers to the encapsulation of the light-emitting chip; it d.....
What causes SMD LED beads to turn yellow or black?
LED is an acronym for "Light-Emitting Diode." Its basic structure consists of an electrolu.....
What is a plant growth lamp
Plants require light for nutrient uptake, and they use the energy of light for photosynthesis to obt.....
How to Correctly Install LED SMD Modules
Precautions for Installing SMD LED Modules:1. For the dedicated LED switching power supply, ensure t.....
An Analysis of the Causes of Dead LEDs in Surface-Mount Devices
A Comprehensive Guide to the Causes of LED Chip Fa.....
If an SMD LED light keeps flickering, what is the problem?
There are likely two possible scenarios for this issue:1. Are your power plug and socket compatible,.....
What issues exist in LED SMD packaging technology?
1. LED (Light Emitting Diode) packaging refers to the encapsulation of the light-emitting chip; it d.....
What causes SMD LED beads to turn yellow or black?
LED is an acronym for "Light-Emitting Diode." Its basic structure consists of an electrolu.....
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inghan Optoelectronics · Our Top 3 Strengths

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Serving high-end clients worldwide
Serving high-end clients worldwide
Jinghan Optoelectronics, jointly founded by a Taiwanese company with over 40 years of LED packaging experience, has oper.....
Accepts Product R&D and Manufacturing
Accepts Product R&D and Manufacturing
We provide R&D, production, and OEM/ODM services, protecting.....
High-precision imported equipment
High-precision imported equipment
Equipped with high-precision imported equipment and top suppliers, we pursue excellence to promote Chinese manufacturing.....
Certification

Multiple certifications and rigorous testing ensure quality.

BSCI

BSCI

EU patent

EU patent

patent

patent

patent

patent

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CNAS

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News

Daily updates—everything in our news section.

2026-05-16
New technologies will accelerate the com..
Recently, a Chinese research team achieved a breakthrough in enhancing the efficiency of gallium nit..
2026-06-22
What is a plant growth lamp
Plants require light for nutrient uptake, and they use the energy of light for photosynthesis to obt..
2026-05-16
How to Correctly Install LED SMD Modules
Precautions for Installing SMD LED Modules:1. For the dedicated LED switching power supply, ensure t..
2026-05-16
An Analysis of the Causes of Dead LEDs i..
A Comprehensive Guide to the Causes of LED Chip Fa..
2026-05-16
If an SMD LED light keeps flickering, wh..
There are likely two possible scenarios for this issue:1. Are your power plug and socket compatible,..
2026-05-16
What issues exist in LED SMD packaging t..
1. LED (Light Emitting Diode) packaging refers to the encapsulation of the light-emitting chip; it d..
2026-05-16
What causes SMD LED beads to turn yellow..
LED is an acronym for "Light-Emitting Diode." Its basic structure consists of an electrolu..
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Email：cm@6w8w.com
　　　　　
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