Company Information

Technology lighting life, saving casting wealth.

With the Earth's energy continuing to be consumed today, The ecological environment we are living is deteriorating, the human environment is constantly met with retaliation. Harsh reality remind us all the time to development and popularization of new energy as soon as possible….

As the founder of letcool manufacturing Ltd, Mr Dengshaojian earlier realized the importance of popularize green-energy, Since establishment in 1992, he leads a group of high-spirited and vigorous technicians to research and development the LED power supply and accessories, and devoting all his time and vigour to this project. Our 30 engineers, each with five to 15 years of experience, work in cooperation with our design team to release eight unique products each year. After many years of technology industry experience, DKDs have mastered the core technology strengths of saving power - LED power supply, which lead the LED power supply technology and quality been in the industry-leading level.

our partner---KIBO Technology Limited found with several senior engineers whom from 52 war industry headquarter of research laboratory of Electronics Industry Ministry. Design and manufacturing long service life of LED products with the high reliability standards of the military products.

We focuses on the development of our own brands - LETCOOL, and now LETCOOL was known in a number of LED sales market at home and abroad, our main produces LED constant current driver, LED constant voltage driver share larger share in the global market, the good cost performance of products has won good reputation of domestic and international customers alike.

Operation at our 17,000M2 factory are run by MRPII and certified to ISO9001, twelve production lines, equipped with advanced production and testing equipment to ensure the products in power efficiency, power factor, voltage, current accuracy, stability and working life and other aspects to keep a strong advantage. There are 180 staff in our factory, we can turn out 800,000PCS products per month, DKD's production capability also allows us to undertake more OEM, ODM orders, we have been exporting to clients in Japan, USA and Europe for 9 years, Our 30 trade representatives can respond to any inquires within 24 hours, so don't hesitate to compare notes with us and ask us for information

We has specialized quality control department, Burn-in rooms to pay strictly responsible attitude towards each factory products, our production process is inspected, from incoming raw materials to final products, by 60 QC staff. using (PWM) high frequency pulse width modulation technique to be proven standardized production, 100% strictly with burn-in and high load low-impact test, complete test records rigorous process, we strictly according to ISO9001 standard management and operation of various safety indicators ,which have reached the national 3C certification requirements, and all products can meet CE, FCC, RoHS standards, we dare to the product quality guarantee for three years

Nowadays, we LETCOOL person depend on its surefooted endurance, always working to promote energy-saving and environmental protection, take energy-saving as our competitive edge, even as our social responsibility. Even though we have long way to go, but you can believe that ——LETCOOL，Letcool give you peace of mind with rest assured quality