Dongguan Lanjin Optoelectronics Co., Ltd. is a professional manufacturer established in 2005, specializing in the production of light-emitting diodes (LEDs), LED digital displays, SMD LEDs, through-hole LEDs, and LED PCB assembly services. Our factory covers an area of 2,500 square meters and features a modern and well-equipped production workshop with constant temperature and humidity control, ensuring optimal manufacturing conditions.

We are proud to have obtained ISO9001:2015 international Quality Management System certification, demonstrating our commitment to delivering products of the highest quality. Additionally, we are in the process of applying for ISO14001 Environmental Management System certification, highlighting our dedication to environmental responsibility.

With 18 years of development, we have achieved significant milestones, including 2 national invention patents, 12 practical new-type patents, and 2 software invention patents. Moreover, all our products comply with the EU RoHS standard, ensuring their environmental compatibility.

Lanjin Optoelectronics has incorporated advanced manufacturing technology from Japan, Korea, and Western Europe, allowing us to maintain a high standard of quality. Our products, including high-temperature resistant and long-life LEDs, are widely used in communication equipment, switching power supplies, decorative lighting, multi-speaker systems, DVDs, and other electronic devices.

At Lanjin, we prioritize the principles of "Quality and Customer First." We are dedicated to providing customized services that meet our customers' specific requirements. We welcome your inquiries and are committed to solving your questions and challenges. Our mission is to illuminate the world with LED technology, bringing light into your life.