Energy-saving elevator rating
Energy saving elevator registration assessment, similar to the use of household electrical appliances, or AAA, AA, A, B, C five system.
Energy saving elevator registration assessment, similar to the use of household electrical appliances, or AAA, AA, A, B, C five system.
Society’s development, the high-rise buildings gradually increased, the elevator has become an essential tool.
Elevator failure, the accident occurred, to popularize the safety of the elevator ride with common sense, for you to organize and launch.