Dongguan Lanjin Optoelectronics Co., Ltd. established in 2005, a professional manufacturer in producing light

emitting diode, LED digital display, SMD LED , through-hole LED and LED PCB assembly service. Covering

2,500 square meters factory plant, with modern purification constant termperature and humidity anti-static

production workshop.

Our company has passed ISO9001:2015 international Quality management system certification, and now

applying for ISO14001 Environmental management system certification. With 18 years development, we

achieved 2 national invention patents, 12 practical new-type patents, 2 software invention patents, all products

comply with the EU RoHS standard.

Lanjin has absorbed the advanced manufacturing technology of Japan, Korea and Western Europe. With a high

starting point, high quality market positioning, developed high temperature resistance & long life LED. Widely

used in communication equipment, swithching power supply, decorative lighting, multi-speaker, DVD and other

electronics.

Lanjin always addict to the principle of “ Quality and customer first”, provide customized services according to

customer’s demand. Your inquiry is welcomed , solve your question is our mission. LED light the world, Lanjin

lights your life!

Q1. What chip you usually use for your led?

A: Basically, we use Sanan and Epistar chip. We will choose suitable chip for different leds.

Q2. How about your delivery time?

A: Generally, our normal delivery time is 10-25 days, if urgent, we will arrange this prior.

Q3. What payment methods do you accept?

A: We accept T/T, Paypal, L/C, and Western Union.

Q4. How do you ship the goods and how long does it take to arrive?

A: We usually ship by DHL, UPS, FedEx or TNT. It takes about 3-5 days to arrive. Airline and sea shipping also optional.

Q5: How to process the order?

A5: 1. Let us know your requirements or application.

2. We will quote based on your requirements or our suggestions.

3. customer confirms the samples and places order, we will arrange production.

Q6: How we can trust your quality?

A6: All materials are accordant with RoHs standard, and 100% tested before delivery.