# Dongguan Lanjin Optoelectronics Co., Ltd. | Smart SMD 2121 LED,SK6812 WS2811 WS2812 LED,Decorative Light Strips LED, 2020 rgb led indicator lamp,High brightness RGB LED,Built-in IC RGB LED, 3030 IR LED Chip,Infrared IR LED Chip, ## summary > Manufacturer, Trading Company, Brands: BOSMFC, Established in 2005, Employees: 50~100, Annual sales: 5,000,000-7,000,000, Export ratio: 80% - 90%, Primary markets: North America, South America, Western Europe, Eastern Europe, Eastern Asia, Southeast Asia, Middle East, Africa, Oceania, Worldwide. ## Company Information * [Company Profile](https://www.lanjinlight.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.lanjinlight.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.lanjinlight.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.lanjinlight.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [Top SMD LED](https://www.lanjinlight.com/supplier-4288898-top-smd-led): Keywords: Cool White Top SMD LED,Heat Dissipation Yellow SMD LED,Grow Light High Voltage LED Chip. * [Side View SMD LED](https://www.lanjinlight.com/supplier-4288906-side-view-smd-led): Keywords: Outdoor Lighting SMD LED Warm White,Stable Side View SMD LED,Backlight LED SMD Diode. * [Bi Color SMD LED](https://www.lanjinlight.com/supplier-4288915-bi-color-smd-led): Keywords: Durable Bi Color SMD LED,Dual Color SMD LED Surface Mount,Multipurpose Bi Color SMD LED. * [RGB SMD LED](https://www.lanjinlight.com/supplier-4288919-rgb-smd-led): Keywords: Top Mount Multicolor SMD LED,Display Panel SMD Multi Color LED,Indicator Multi Color SMD LED. * [Multi Color SMD LED](https://www.lanjinlight.com/supplier-4288925-multi-color-smd-led): Keywords: Speaker Lighting Multi Color SMD LED,Super Bright SMD Multicolor LED,Multi Color SMD LED RGB. * [LED Dome Lens](https://www.lanjinlight.com/supplier-4445276-led-dome-lens): Keywords: Multiscene LED Dome Lens,3528 ED Dome Lens,smd led dome lens. * [Through Hole LED](https://www.lanjinlight.com/supplier-4288909-through-hole-led): Keywords: Bi Color Through Hole LED,Lamp Single Diode LED,Anti Static Through Hole LED. * [High Power LED Chip](https://www.lanjinlight.com/supplier-4288961-high-power-led-chip): Keywords: High Power LED Chip Multifunctional,Stage Lights LED Light Bead,Downlight Cool White SMD LED. * [IR LED Chip](https://www.lanjinlight.com/supplier-4288949-ir-led-chip): Keywords: Camera Light LED IR SMD,Anti Static IR Emitter Receiver,Cellphone SMD IR LED. * [UV LED Chip](https://www.lanjinlight.com/supplier-4288950-uv-led-chip): Keywords: Flat Top UV LED Chip,Stable 2835 UV LED,UV LED Chip Multipurpose. * [7 Segment LED Display](https://www.lanjinlight.com/supplier-4288952-7-segment-led-display): Keywords: Multi Function LED Segment Display,7 Segment LED Display Ultra Thin,Electronics 7 Segment Display White. * [Indoor LED Grow Light](https://www.lanjinlight.com/supplier-4288954-indoor-led-grow-light): Keywords: Warm White COB Power LED,Indoor LED Grow Light Red,Grow Light 2835 Red LED. * [SMD LED PCBA](https://www.lanjinlight.com/supplier-4288956-smd-led-pcba): Keywords: Sensor ED Light Circuit Board,SMD LED PCBA Multilayer,Aluminum Custom LED PCB. * [LED Pixel Light String](https://www.lanjinlight.com/supplier-4442594-led-pixel-light-string): Keywords: RGB pixel light string,IP68 Led string,DC5V Led string. ## Featured Products * [Super Bright Multi Color PLCC4 2020 RGB LED 12mA Built-in IC Individual Intelligent Control](https://www.lanjinlight.com/sale-42952668-super-bright-multi-color-plcc4-2020-rgb-led-12ma-built-in-ic-individual-intelligent-control.html): Keywords: 2020 rgb led indicator lamp,High brightness RGB LED,Built-in IC RGB LED. * [3528 SMD LED Yellow light viewing angle 60 degrees dome lens Amber led diode light for traffic light](https://www.lanjinlight.com/sale-40843446-3528-smd-led-yellow-light-viewing-angle-60-degrees-dome-lens-amber-led-diode-light-for-traffic-light.html): Keywords: 60 degrees Dome Lens,3528 SMD LED Dome Lens,Amber led diode light. * [1.5W 5050 RGB LED dome lens high power tri-color LED chip 3 * 0.5W](https://www.lanjinlight.com/sale-52038600-1-5w-5050-rgb-led-dome-lens-high-power-tri-color-led-chip-3-0-5w.html): Keywords: 1.5W RGB LED dome lens. * [Smart SMD 2121 RGB LED Built-in IC chip SK6812 WS2811 WS2812 addressable for Decorative Light Strips](https://www.lanjinlight.com/sale-52042948-smart-smd-2121-rgb-led-built-in-ic-chip-sk6812-ws2811-ws2812-addressable-for-decorative-light-strips.html): Keywords: Smart SMD 2121 LED,SK6812 WS2811 WS2812 LED,Decorative Light Strips LED. * [Keyboard Exclusive 4028 RGB SMD LED 4027 Full Color Light LED Tri Color](https://www.lanjinlight.com/sale-42954652-keyboard-exclusive-4028-rgb-smd-led-4027-full-color-light-led-tri-color.html): Keywords: 4028 LED Backlight Strip,4027 Full Color Light LED,rgb led module. * [High Power Good Quality LED 30W White Warm White 3570 SMD LED Chip Two-color temperature for Car Headlights](https://www.lanjinlight.com/sale-53584100-high-power-good-quality-led-30w-white-warm-white-3570-smd-led-chip-two-color-temperature-for-car-hea.html): Keywords: 30W high power LED chip,two-color temperature LED chip,3570 SMD LED headlight chip. * [3538 RGBW LED Full Color 3535 RGB LED Chip For Flexible Multi Color LED Strip](https://www.lanjinlight.com/sale-42637979-3538-rgbw-led-full-color-3535-rgb-led-chip-for-flexible-multi-color-led-strip.html): Keywords: 3535 Multi Color LED Strip,3535 rgb smd led datasheet,3538 RGBW LED. * [High Power 5050 RGBW SMD LED With Ceramic Base 4*1W & 4*3W Configuration 6000K White Light](https://www.lanjinlight.com/sale-48591751-high-power-5050-rgbw-smd-led-with-ceramic-base-4-1w-4-3w-configuration-6000k-white-light.html): Keywords: 5050 high power led flashlights,5050 RGBW SMD LED,led high power lights. * [Bi Color 3mm Through Hole LED Multifunctional 20mA Red & Green Light](https://www.lanjinlight.com/sale-40976019-bi-color-3mm-through-hole-led-multifunctional-20ma-red-green-light.html): Keywords: 3mm Red & Green Light,3mm Bi Color Through Hole LED,Through Hole LED Multifunctional. * [3030 SMD IR LED Chip Bi - Color Combined Infrared 660nm + 850nm Chip Led Light Beauty Therapy](https://www.lanjinlight.com/sale-41505785-3030-smd-ir-led-chip-bi-color-combined-infrared-660nm-850nm-chip-led-light-beauty-therapy.html): Keywords: 3030 IR LED Chip,Infrared IR LED Chip. ## Case Studies & Applications * [How much do you know about UVC LED ?](https://www.lanjinlight.com/cases/how-much-do-you-know-about-uvc-led-14968.html) * [What factors you are concern to choose a LED ?](https://www.lanjinlight.com/cases/what-factors-you-are-concern-to-choose-a-led-14386.html) * [How does UV mosquito killer lamp work ?](https://www.lanjinlight.com/cases/how-does-uv-mosquito-killer-lamp-work-14004.html) ## Search Search endpoint: https://www.lanjinlight.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [1010RGB LED Applications & Industry Trends – Compact SMD Solutions from Dongguan Lanjin](https://www.lanjinlight.com/news/1010rgb-led-applications-371257.html) * [Side View 335 LED: The Compact Side-Emitting SMD LED Powering Next-Generation Ultra-Thin Backlighting](https://www.lanjinlight.com/news/side-view-335-led-the-compact-side-emitting-smd-led-powering-next-generation-ultra-thin-backlighting-370705.html) * [4020RGBW LED: The Next-Generation SMD LED Solution for Superior Color Rendering and Pure White Lighting](https://www.lanjinlight.com/news/4020rgbw-led-the-next-generation-smd-led-solution-for-superior-color-rendering-and-pure-white-lighti-370227.html) * [3010 SMD LED Technology: Compact Design Meets High Brightness for Next-Gen Lighting Solutions](https://www.lanjinlight.com/news/3010-smd-led-technology-compact-design-meets-high-brightness-for-next-gen-lighting-solutions-369777.html) * [7070 LED Technology: Powering Next-Generation High-Performance Lighting Applications](https://www.lanjinlight.com/news/7070-led-technology-powering-next-generation-high-performance-lighting-applications-369293.html)