House of luminous characters, also called real estate word, REF lighting word, REF luminous characters, lighting word, ad words, light cloth estate, real estate promotion word. Daytime bright light word custom roof roof characters led night light, vivid manifestation of the project theme, always makes the House of filling characteristics, people shines, become a beautiful city led roof characters offer, day and night there extremely attractive vision effect. LED luminous characters use 5:00 Common Problems and Solutions 1, LED short life: regular manufacturers of LED theoretical life is generally about 80,000 hours. And now a lot of light word useless than a year began to frequent replacement of LED modules, to customers and advertising producers have brought a lot of trouble and economic losses. Solution: buy the regular manufacturers of qualified LED lights single grain (the need for manufacturers to provide quality parameter description), make your own modules. Refrain freeloaders in the electronic market to buy LED lights single grain or ready-made modules. To purchase the module, the module is installed should see a few characters suppliers resistance led roof mounted a resistor module is best not to use. Resistor module is played in limiting the role, it is easy to heat. Long continuous use, once the resistance burned, this module is not bright. Custom led roof characters, LDX advertising, Tatung Co., roof characters led by Shanxi Xuan DS culture media. DS Shanxi Xuan Culture Media Co. (www.sxdxzs.com/) is a leader in Taiyuan, advertising services, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In LDX advertising leadership with the staff warmly welcome all inquiries negotiations to create LDX advertising a better future.