Shenzhen Dongdahua Technology Ltd. is an enterprise committed to design, development, production, and sales of switch power supplies, LED lights, and LED controller. Our products are widely used in LED lighting, city brightening, indoor decoration, advertisement posting, security monitor, industrial control automation, communication, and equipment display, etc. Our products are so safe and so reliable that they have won the users? trust and recommendation and that they are popular all over the world.?Fine quality means perfection? is our product management philosophy. We insist on perfect operation for each step under control of strict ISO9001 quality control system, which guarantees our product stability and reliability. The integration of development, design, sales, and services makes our Dongdahua brand more and more competitive.?Specialization, innovatively, and progress? is our enterprise spirit. Based on the strategy of grand market and famous brand, we continually enhance ma