Introduction
The cleaner production strategy has become a part of sustainable development and has been accepted in
various social sectors, and which has been promoted and adopted in many countries and districts of the
world since the UNEP/PAC formally brought forward it in 1989. At present, the promotion of the cleaner
production and acceleration of the ecological construction of the industrial system has been
acknowledged as one of the key technologies to realize the diversion of the ecological system of the
production system and develop the recycled economy.
As the cleaner production practices become more various, the assessment researches are gradually