Municipal comprehensive qualification; Professional qualification of municipal drainage or special design qualification of environmental engineering (water pollution prevention project). Among them, the environmental design qualification is divided into Grade A and Grade B, and the requirements are as follows: below 20,000 tons/day, Grade B and above Grade A; Excluding the factory pipe network and office building.
Therefore, it is best to find a comprehensive municipal qualification, and the pipe network and office building can be done together.
Baidu Wuhan Environmental Protection Learn more.