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Premium SMD LED & Side View LED Manufacturer

High-quality LED components directly from Dongguan Lanjin Optoelectronics Co., Ltd. — trusted by lighting engineers and manufacturers worldwide.

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About Lanjin Light

Dongguan Lanjin Optoelectronics Co., Ltd. is a leading manufacturer of surface-mount and through-hole LED components based in China. With years of expertise in optoelectronics, we specialize in Top SMD LEDs, Side View SMD LEDs, Bi-Color, RGB, and Multi-Color LEDs, as well as high-power IR and UV LED chips.

Our products are engineered for reliability, brightness, and longevity — ideal for indoor and outdoor lighting, LED displays, grow lights, indicators, and smart decorative lighting systems.

20+
Product Categories
50,000h
Avg. Lifespan
LED Manufacturing LED Components

Our LED Products

High-performance LED components designed for industrial, commercial, and consumer applications.

3030 SMD LED

3030 SMD LED Chip

High-brightness red LED for PCB modules, 0.5W, ideal for grow lights and industrial lighting.

  • Power: 0.5W
  • Application: Plant Grow Light
  • Forward Voltage: 9V
  • Color: Red
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RGB SMD LED

2121 RGB SMD LED

Addressable RGB LED with built-in IC (SK6812/WS2811), perfect for decorative light strips and displays.

  • Chip: SK6812, WS2812
  • Application: Decorative Lighting
  • Color: Full RGB
  • Package: 2121
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Bi-Color LED

Bi-Color 3528 SMD LED

Dual-color PLCC4 chip with red and blue emission, 20mA, ideal for LED strips and indicators.

  • Current: 20mA
  • Color: Red & Blue
  • Wavelength: 620-630nm / 460-470nm
  • RoHS Compliant
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IR LED Chip

3030 IR LED Chip

Infrared LED with 660nm + 850nm dual wavelength, used in beauty therapy and remote sensing.

  • Wavelength: 660nm + 850nm
  • Application: Beauty Therapy
  • Power: 3030 Package
  • High Efficiency
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UV LED Chip

3030 UV LED Chip

Ultraviolet LED with 385nm–395nm output, ideal for insect traps and UV curing applications.

  • Wavelength: 385–395nm
  • Forward Voltage: 3.0–3.6V
  • Power: 1W
  • Color: UVA
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5050 RGBW LED

5050 RGBW SMD LED

High-power RGBW LED with ceramic base, 4x1W or 4x3W configuration, 6000K white light.

  • Power: 4x1W / 4x3W
  • Base: Ceramic
  • Color: RGBW
  • CCT: 6000K
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Side View LED

0402 Side View SMD LED

Miniature green side-view LED, 60mW, 1005 size, perfect for TV backlighting and indicators.

  • Size: 0402 (1005)
  • Color: Green
  • Power: 60mW
  • Application: Backlight
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7-Segment Display

20mA 7-Segment Display

Single-digit 2.3-inch 7-segment LED display, ideal for digital clocks, meters, and industrial panels.

  • Size: 2.3 inch
  • Current: 20mA
  • Type: Single Digit
  • Application: Indicator
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Why Choose Lanjin Light?

Factory Direct Pricing

Eliminate middlemen — source high-quality LEDs directly from the manufacturer in Dongguan, China.

Strict Quality Control

Every batch undergoes rigorous testing for brightness, color consistency, and longevity.

Global Export Experience

Trusted by clients in Europe, North America, Southeast Asia, and the Middle East.

150+
LED Models
50,000+
Units/Month
30+
Countries
10+
Years Experience

Frequently Asked Questions

What types of LEDs do you manufacture?

We produce Top SMD LEDs, Side View SMD LEDs, Bi-Color, RGB, Multi-Color SMD LEDs, IR and UV LED chips, 7-segment displays, through-hole LEDs, and custom LED PCBA solutions.

Are your LEDs RoHS compliant?

Yes, all our LED products meet RoHS and environmental safety standards.

Can you customize LED specifications?

Absolutely. We offer customization in wavelength, brightness, voltage, packaging, and IC integration for smart LEDs.

What is the typical lead time?

Standard orders ship within 7–15 days. Custom projects may require additional time based on complexity.

Get in Touch

For quotes, samples, or technical support, visit our official website to connect with our sales team.

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