1, LED materials issued by the manufacturers technical data shows that the life span of LED light-emitting-ideal conditions for the 1 O 10,000 hours. Ideal refers to the constant pressure in the laboratory under the current state of LED light-emitting-light-emitting from the light-emitting no time. 1 O equivalent to 10,000 hours for 11 years.
A bucket of water is the minimum number of the decisions of the boards, LED displays currently used goods for the people of the device-level service life of no more than 8 years. As a function of the screen to watch, when the display is only lit at night in order to see when it can not be qualified, with the value.
A car can be opened 1 5 years, 3 years if the idle is scrapped. The use of the environment and ways of life of the product a great impact.

2, to comply with national standard
LED display for the general specification of the 1995 ministerial standards. So far there are many companies in line with the so-called national standards in science and technology development, 8 years after then look at the standards, is no longer a standard. Out of control, for example, the national standard for the great 3 to φ3.75 indoor dual color display as an example . General to do the standard 640x480 screen resolution of 7 square meters per square meter to 43,264, according to the national standard could be 90 points out of control. Such a display today who foot the bill.

3, the entire free software displays a widespread industry problem of China's enterprises - not only the production of research and development. Only a few companies have licensed software. Now the use of piracy is illegal.

4, depends on the cost. To look at cost rather than simply look at the price.

5, gray As a two-color full-color and grayscale display is an important indicator. On the market today is full of many of the 1 6 level and 64 gray-scale display of 256 gray-scale impersonation. To control its costs only 256 gray-scale control of the fifth. The easiest way is to play a more vigorous campaign to see scenes of the VCD on the LED display can be clear about whether or not.

6, it is necessary to buy the best, all from the purchasing power of the need. It also has to meet the needs of the advance. Blind pursuit will be a waste of a lot of money to buy their own do not need to.

7, is the application of the fundamental, as the application of consulting, software upgrades, hardware maintenance, repair and maintenance ultimately, manufacturers.