WDR ：wide dynamic technology
WDR ：wide dynamic technology WDR wide dynamic technology is in very sharp contrast to let the camera see the characteristics of the image and the use of a technology.
Gpetrochemical Industry Security System
Explosion Proof Cameras for Gpetrochemical industry Oil depot storing inflammable oil and petroleum products. The storage capacity of the Oil depot greater the greater the risk; in case of fire or explosion accident, will cause a great loss.