China Dongguan Lanjin Optoelectronics Co., Ltd. company news

From the glowing power button on a smart speaker to the color-shifting mood light in a living room, full-color LEDs have changed the way products talk to their users. While surface-mount RGB chips dominate automated assembly lines, the classic 5mm LED through hole package is still the first choice ... Read More

Modern lighting is no longer just about seeing — it is about feeling. Slim light lines trace building facades, car dashboards glow with soft ambiance, and shelves come alive with color. Behind these effects stands an ultra-thin workhorse: the Practical 335 Side View SMD LED. Built by Dongguan Lanjin ... Read More

Infrared light is invisible to the human eye, yet it guards our homes, reads our cards, counts our products and even cares for our skin. Behind these quiet miracles stands a family of precision components, and at the heart of optical sensing sits a classic: the flat top IR LED chip. Dongguan Lanjin ... Read More

Some of the most important lights in modern products are the smallest. Behind every dashboard tell-tale, every power switch glow and every status dot on a circuit board sits a tiny red emitter — and when that emitter is an anti-static LED chip, it stays bright for decades instead of failing silently... Read More

Greenhouses and vertical farms are no longer lit by sunlight alone. Today’s controlled-environment agriculture depends on precision spectra delivered by the LED SMD diode — tiny, powerful and endlessly tunable. In this article we spotlight one remarkable member of the BOSMFC grow light family: a 1W ... Read More

From a battery charger that turns from red to green, to a factory control panel that never misses a beat, the humble LED through hole package remains one of the most trusted light sources in electronics. While surface-mount parts dominate high-speed assembly, the 3mm light emitting diode still wins ... Read More

LED application scenarios continue to grow brighter and more colorful. Among classic led through hole components, the F10 lamp series stands out for its super-bright output and rugged reliability. In this article, we highlight one specific model from Dongguan Lanjin Optoelectronics Co., Ltd.: the ... Read More

LED application scenarios are everywhere around us — from the tiny power indicator on your charger to large outdoor display panels. In the world of led through hole components, the classic square-lamp package remains one of the most trusted choices for designers. In this article, we highlight one ... Read More

LED application scenarios are expanding far beyond ordinary illumination. Today, smd led chips and smd led diode technologies are driving professional-grade light therapy, medical beauty equipment, and home skincare devices. In this article, we highlight one specific model from the product series of ... Read More

LED Application Scenarios: 1515 RGB SMD LED Chip Brings Full-Color Brilliance From ultra-fine-pitch LED display screens to dreamlike decorative lighting, the demand for compact, high-brightness full-color light sources keeps growing. In this article, we explore how the 1515 RGB SMD LED chip ... Read More