What is the most advanced energy saving equipment in the world?
There are many other requirements in application, such as equipment size, equipment investment, equipment service life, management difficulty of equipment operation, and so on, so it is difficult to have the most advanced statement.
First, there is no most advanced, only more advanced; two, energy-saving equipment type is very large, if not delimited range, then this problem has no solution; three, even if the delineation of the equipment range,
