Installation: use more lifting a way that the finished product delivered to the high-altitude site by gondola characters roof project, and then install the site by construction workers. LDX full-service, give customers more convenient. Outdoor advertising industry has become the province of the well-known brands. Has worked and Merchants Bank, rural credit cooperatives, the Bank of China, Shanxi Hall, in fast food, Kohler, actually home, Dongfeng sign cooperation. With our solid strength, superb technology, standardized operations, standardized construction, to provide you with the best quality service. 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 the roof of a large punching word 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 modular roof characters, you should see a few resistors on the module is installed, install 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. Steel roof characters, LDX advertising (certified), put down the roof of characters Ltd provided 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.