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: Do you supply OEM,ODM service?
A1: YES,absolutely it can be customized according to your reuqirements.

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Q2: How can I get a quotation from you?
A2: Please kindly leave us messages about your needs, our sales team will reply you in one hour.

Q3: Could you please send me the free sample, so that I could see and check its quality?

A3: Yes. We will provide free samples according to your requirements.

Q4: What about the lead time?

A4: Sample lead time about 3 working days. Customized products need 5-7 working days. Mass production 10-15 days

Q5: How do you deal with the LED Failure issue?

A: Our engineer will analyze the failure and find out the failure cause according to the failed products pictures or the rejected samples from clients. We will compensate a new batch of LED products to you as fast as we could and send them to you if the failure caused by Lanjin.

Our led products are produced in strict quality control system and we will do the inspection before shipment, so the defective rate will be more less than others.

Q6. How to proceed an order for the led?
A6:

Firstly, let us know your requirements or application.
Secondly, we quote according to your requirements or our suggestions.
Thirdly, customer confirms the samples and places deposit for formal order.
Fourthly, we arrange the production.